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Running head: SHELTER USE AT THE OLD BREWERY MISSION 1 MODELLING PATTERNS OF SHELTER USE AT THE OLD BREWERY MISSION: DESCRIBING PROGRAM POPULATIONS, AND APPLYING A TYPOLOGY OF HOMELESSNESS A Research Report Submitted to The School of Social Work Faculty of Arts Graduate and Post-Doctoral Studies Office In Partial Fulfillment of the Requirements for The Master's Degree in Social Work Sebastian P.W. Mott Montreal, August, 2012 Advisor: Dr. David William Rothwell

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Page 1: Running head: SHELTER USE AT THE OLD BREWERY MISSION 1 MODELLING PATTERNS OF SHELTER ... · 2014. 8. 18. · population - surveying soup kitchens or shelters is often not sufficient

Running head: SHELTER USE AT THE OLD BREWERY MISSION 1

MODELLING PATTERNS OF SHELTER USE AT THE OLD BREWERY MISSION:

DESCRIBING PROGRAM POPULATIONS, AND APPLYING A TYPOLOGY OF

HOMELESSNESS

A Research Report Submitted to

The School of Social Work

Faculty of Arts

Graduate and Post-Doctoral Studies Office

In Partial Fulfillment of the Requirements

for

The Master's Degree in Social Work

Sebastian P.W. Mott

Montreal, August, 2012

Advisor: Dr. David William Rothwell

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Running head: SHELTER USE AT THE OLD BREWERY MISSION 2

TABLE OF CONTENTS

LIST OF TABLES ................................................................................................................ 4

ABSTRACT .......................................................................................................................... 5

INTRODUCTION ................................................................................................................ 6

Literature Review ...................................................................................................... 7

Definition of homelessness .......................................................................... 7

Prevalence of homelessness ......................................................................... 8

Demographics of homeless populations ..................................................... 10

Mental health .............................................................................................. 11

Substance use ............................................................................................. 13

Physical health ........................................................................................... 14

A TYPOLOGY OF HOMELESSNESS ............................................................................. 15

The Kuhn and Culhane model ................................................................................ 15

Kuhn and Culhane methodology ............................................................................ 17

RESEARCH QUESTIONS ................................................................................................ 20

METHOD ........................................................................................................................... 20

Description of the shelter programs ....................................................................... 20

Refuge ........................................................................................................ 20

The transitional programs .......................................................................... 21

Étape .......................................................................................... 21

Escale ......................................................................................... 21

Description of the data ........................................................................................... 22

The HIFIS initiative ................................................................................... 22

Format of data ............................................................................................ 23

Database creation ....................................................................................... 24

COMPARISON OF THE SHELTER'S PROGRAMS ....................................................... 25

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Running head: SHELTER USE AT THE OLD BREWERY MISSION 3

Program comparisons.............................................................................................. 31

APPLYING THE TYPOLOGY TO THE OBM ................................................................ 34

Grouping clients into types ..................................................................................... 34

Comparison of clusters on background variables ................................................... 37

Prediction of chronicity........................................................................................... 39

RESEARCH FINDINGS .................................................................................................... 41

DISCUSSION ..................................................................................................................... 41

Shortcomings of data .............................................................................................. 41

Changes over time....................................................................................... 41

Varied data entry ......................................................................................... 42

Data collection by shelter program ............................................................. 42

Limitations of analysis ............................................................................................ 43

Recommendations for later data collection............................................................. 44

Implications for practice ......................................................................................... 46

Further research ...................................................................................................... 46

REFERENCES ................................................................................................................... 48

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Running head: SHELTER USE AT THE OLD BREWERY MISSION 4

LIST OF TABLES

Table 1: Refuge demographics ........................................................................................... 28

Table 2: Étape demographics .............................................................................................. 29

Table 3: Escale demographics ............................................................................................ 30

Table 4: Compared programs - point in time ...................................................................... 32

Table 5: Compared programs - over time ........................................................................... 33

Table 6: Shelter use by type ................................................................................................ 36

Table 7: Shelter use by program history ............................................................................. 36

Table 8: Demographics by type .......................................................................................... 38

Table 9: Logistic regression ................................................................................................ 40

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Running head: SHELTER USE AT THE OLD BREWERY MISSION 5

Abstract

Homelessness is a pervasive and complex social problem facing Canadian society. Given that the

current primary social response is the continued sheltering of the homeless through homeless

shelters, it is essential to understand both the demographic characteristics of the sheltered

populations as well as how these characteristics inform the trajectories of clients through these

spaces. This paper uses administrative data collected through the Homeless Individuals and

Families Information System as implemented through one such homeless shelter in order to

describe the population being served. It further divides this population into groups defined by the

typology of homeless chronicity as developed by Kuhn and Culhane, and attempts to statistically

analyse demographic characteristics in order to predict client belonging to one of the particular

groups. Recommendations for improved data collection and analysis follows, as well as

discussion of future research.

Keywords: homelessness, shelters, quantitative, typology of homelessness, transitionally

homeless, episodically homeless, chronically homeless

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Running head: SHELTER USE AT THE OLD BREWERY MISSION 6

Introduction

While research on homelessness has been occurring for some time now, there is a

shortage of quantitative research regarding the processes and service delivery within shelters.

What does exists in the wider literature on homelessness generally speaks to describing

characteristics of the population (Hurtubise, Babin, & Grimard, 2007; Hwang et al., 2008; Kuhn

& Culhane, 1998; Rich & Clark, 2005). Other research focuses on more theoretical aspects of the

shelter system, discussing the need for low income housing, supportive housing, or better income

support (Hulchanski, Campsie, Chau, Hwang, & Paradis, 2009). Even those few studies that are

focused on program responses to homelessness tend to be oriented towards newly-developed

programs such as Housing First of the Managed Alcohol Program (Podymow, Turnbull, Coyle,

Yetisie, & Wells, 2006; Sam Tsemberis, Gulour, & Nakae, 2004). Further, these are generally

focused on specific, minority cohorts within the homeless or sheltered populations, separating

groups by gender, occupation, substance use, health status, or mental illness (Bonin, Fournier, &

Blais, 2007; D. Folsom & Jeste, 2002; McNeil & Guirguis-Younger, 2012; O’Connell, Kasprow,

& Rosencheck, 2008; Deborah K. Padgett, Stanhope, Henwood, & Stefancic, 2011; Rich &

Clark, 2005; Scott, 2007). The traditional activities of shelters, as they relate to their population

as a whole rather than the minority cohorts within it, have been explored to a lesser depth.

Studies to this effect do exist, although they are few and far between (Fitzpatrick-Lewis et al.,

2011). This study then also serves the purpose of being a small step towards filling a research

gap in this field.

This paper will first provide a brief overview of the literature on the definition of

homelessness, its prevalence, and key demographic factors. This is followed by a review of

Kuhn and Culhane's (1998) typology of homelessness. Subsequently, the source of the data, as

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Running head: SHELTER USE AT THE OLD BREWERY MISSION 7

well as its manipulations and shortcomings, will be discussed. Next, the programs that operate

out of the OBM's Webster Pavilion (Refuge, Étape, and Escale) will be introduced and

described, followed by a comparison of their population on available variables. In the

penultimate section, the Kuhn and Culhane model will be applied to the OBM population under

study, with each cluster compared, and an analysis of variables predicting chronicity conducted.

Finally, a discussion will wrap up this study, with reference limitations, recommendations, and

further research.

Literature Review

Definition of Homelessness. As a term, homelessness lacks both precision and

consistency. It is also one that has a surprisingly short history, given the lengthy historical record

of urban poverty and limited housing (Ocobock, 2008; Stern, 1984).

In Homelessness: What's in a Word? Hulchanski et al. (2009) make the case that

homelessness is fundamentally a modern invention in the Western world. While homelessness

did exist elsewhere in developing countries, it is only in the 1980's that homelessness emerged as

a problem in Canadian cities. Prior to this, the poorest Canadians, those considered down and

out, were housed. A 1977 report (as cited in Hulchanski et al., 2009) on Skid Row in Toronto

never used the word "homelessness," and only used "homeless" sparingly. The authors found

that, much as in the past, the poorest were able to find housing in deteriorated buildings in the

older sections of the city, through low rent and frequent changes in address. The focus of social

intervention at the time was to find adequate housing for these, largely, men. A prior 1960 report

(as cited in Hulchanski et al., 2009) from the Social Planning Council of Metro Toronto did refer

to "homeless men," but only in that they had few or no ties to a family, and therefore lacked the

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support traditionally found in a home. This marks the clear distinction between a home and a

house, with the home being a social and psychological space (Hulchanski et al., 2009). It was

only in the 1980s that Canadians began to be de-housed, and homelessness took on the new

meaning of not being housed. It also became more visible, as a wave of deinstitutionalisation of

long-stay psychiatric hospitals had moved many into the community without sufficient supports,

and skid rows began to fade. As a result of this, the image of the homeless shifted slightly from

the alcoholic to the "crazy" (Fischer, 1989).

In a recent review of homelessness for the Library of Parliament, Echenberg and Jensen

(2008) arrive at the conclusion that there is no official definition in Canada, and that while

homelessness seems to convey a categorical binary, homelessness actually occurs on a

continuum, with those sleeping on streets or in shelters in one end, and those at risk of losing

their housing or living in substandard living situations on the other. Due to this ambiguity,

houselessness has been proposed as a more appropriate term to describe the social phenomenon

of people living without a residence (Echenberg & Jensen, 2008; Hulchanski, 2000).

While the programs under consideration for this research study do provide beds and

meals to homeless men, and in the cases of Étape and Escale, provide stable living situations for

up to several months, these men are still considered both homeless and houseless, both within the

broader conceptualization of these terms, as well as for the purposes of this study.

Prevalence of Homelessness. Given the difficulty in arriving at a consensus for what

homelessness means, it comes as little surprise that the counting of homeless people is no more

precise. As such, there is no clear image as to how many homeless people there are in Canada.

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Further, this dilutes the estimates of various demographic factors, as these are necessarily drawn

from specific samples that may not be representative of the inestimable whole.

In regards to a pure census of homeless people, the estimates vary. The 2001 Canadian

Census found 14,000 staying in homeless shelters across Canada in a single night (Statistics

Canada, 2002). By the 2006 Census, this had reached over 19,000 (Echenberg & Jensen, 2008).

However, homeless counts are often controversial, due to the difficulty in capturing such a varied

population - surveying soup kitchens or shelters is often not sufficient as many use few services,

and sleep outside or with friends (Begin, Casavant, Chenier, & Dupuis, 1999) . Annualised

counts, while problematic in their own right, provide a greater understanding of the transitory

nature of homelessness. In 1998, Montreal alone was thought to account for 10-28,000 homeless,

depending on how the count was conducted (Begin et al., 1999). Statistics Canada, however, put

this number at 1785 (Statistics Canada, 2002). Counts for wider Canada are also vague, with

estimates ranging from 130,000 to 250,000 (Begin et al., 1999) . While the practical difficulties

encountered in counting the homeless certainly account for a large degree of imprecision in the

data, the lack of a single definition for homelessness also plays a part, as homelessness is

understood to vary from relative homelessness, to hidden homelessness to absolute

homelessness, with temporal factors also coming into play, and there being little congruity

between counting methods in Canada (Echenberg & Jensen, 2008; European Federation of

national Associations Working with the Homeless, 2007; Springer, 2000). Further complicating

the interpretation of the statistics is the counting methodology: Some studies may employ a point

prevalence count, while others employ a period prevalence count. The first provides a

momentary snapshot of the homeless population, while the second counts the homeless over a

specified period of time (Hulchanski, 2000).

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Demographics of Homelessness. Homeless populations differ from housed populations

on a number of important variables. Perhaps most visible is the significant gender imbalance. In

the case of Montreal, 91% of the shelter population in 1994 was male (Hurtubise et al., 2007).

An earlier study, however, put this number at 70% (Fournier, 1989). Given the delay between

these studies, it is impossible to say whether the difference is due to methodological disparities,

or a relative decrease in the female homeless population over time. Nevertheless, there appears to

be consensus that men make up a large majority of the homeless population. Importantly, men

and women are thought to have different pathways into homelessness. First, men are more often

represented in the chronically homeless, as women are more often able to find shelter in

exchange for sexual or domestic services (Begin et al., 1999). Second, men and women tend to

have different pathways into homelessness. While men more frequently attribute their

homelessness to loss of employment, mental health issues, or addiction, women attribute theirs to

loss of social support, eviction, or interpersonal issues (Peressini, 2007).

While people of all ages are found to be homeless, some age brackets are more highly

represented than others: Recent estimates have 75% of the Canadian homeless population as

being between the ages of 25 and 55 (Social Planning and research Council of BC, 2005). Those

over 55 represent about 9% of the homeless population, and those over 65 represent

approximately 6% (Social Planning and research Council of BC, 2005; Stuart & Arboleda-

Florez, 2000). Of further interest is the finding by Kim et al. (2010) that homeless people over 42

years of age were more than twice as likely to have mental health problems. The

underrepresentation of seniors in the homeless population versus the housed population is

thought to be due to high mortality rates (Hwang, 2000; Stergiopoulos & Herrmann, 2003).

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Studies in the United States frequently point to the over-representation of black people in

their samples (Fargo et al., 2012; Greenberg & Rosenheck, 2010). This does not appear to be a

problem in Canada. However, Canada does have an over-representation of First Nations people

(Canadian Institute for Health and Canadian Population Health, 2007). Hwang (2001) found that

they are over-represented by a factor of 10.

In regards to occupation, the American population again shows to have a marked

difference. Homelessness among military veterans is an ongoing issue in the United States,

where they constitute from 13% to 26% of the homeless population, which far outweighs their

proportion of the housed population (Cunningham, Henry, & Lyons, 2007; Fargo et al., 2012).

Unfortunately, similar research has not been conducted in Canada, though rates of homeless

among veterans are not thought to be as high (Ray & Forchuk, 2011)

Mental health and homelessness. Mental health, substance use, and physical health

have each been studied at great length in the context of homelessness. While each of these fields

is quite broad, and is by no means a consideration only for the homeless, their impact in

homelessness is especially acute. Not only is each on its own a potential cause of homelessness,

any problem of these types can become acute in a state of homelessness, and can become more

difficult to treat (Canadian Institute for Health and Canadian Population Health, 2007). Up to

two thirds of the homeless may suffer from a combination of mental disorders, addictive

disorder, and physical disorders (Vamvakas & Rowe, 2001).

With deinstitutionalization in the 1960's came a wave of homelessness amongst the

mentally ill (Sealy & Whitehead, 2004; Stuart & Arboleda-Florez, 2000). The homeless in

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Canada have been shown to experience higher levels of mental illness than the non-homeless

population (Public health Agency of Canada, 2006)

There have been a large number of studies on mental health within homeless populations,

both here and abroad. Findings differ, but they all point to high levels of mental health problems.

This variation should come as no surprise, given the differing makeup of homeless populations

in different geographic regions and changes over time. Studies of mental health within this

population have also not necessarily used the same instruments, or even measured the same

things: For instance, while one may be measuring more broadly for lifetime incidence of any

mental health issue, another might look more specifically at current axis III disorders.

In a review, Frankish, Hwang and Quantz (2005) identified the lifetime prevalence of

schizophrenia among Toronto's homeless as being 6%, with affective disorders being more

common, with a 20%-40% prevalence. American studies have found higher number, with large

studies in the 1980's finding rates of 19% to 30% for affective disorders, and 11% to 17% for

schizophrenia (Bonin et al., 2007). Highlighting the variance within the homeless population,

they also note that single women are more likely to have mental illness, while female heads of

homeless families have lower rates of mental illness than other homeless people. In a systematic

literature review, Folsom and Jeste (2002) found that reported rates of schizophrenia among the

homeless vary from 2% to 45%, with a smaller 4% to 16% range in the more rigorous studies. A

sample of 150 shelter and street-based homeless people in Birmingham, Alabama scored 59% as

having "probable clinical casesness" of depression (La Gory, Ritchey, & Mullis, 1990). An

Australian study of the homeless in Melbourne found an estimated 42% lifetime prevalence of

psychotic disorders (Herrman et al., 2004). More broadly, Hurtubise et al (2007) estimated the

overall rate of mental illness among the homeless at 40-60%. Kuhn and Culhane (1998) found

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that 6.5% of the transitionally homeless, 11.8% of the episodically homeless, and 15.1% of the

chronically homeless suffer from mental illness.

Despite these high levels of mental health problems, treatment does not appear to be

accessed as frequently as one might hope. In a Montreal and Quebec City survey in 1998-1999,

Fournier found that 60% of those accessing services for the homeless reported having mental

disorders at some point in their lifetime, and that 72% of these had experienced serious disorders

within the previous year (Bonin et al., 2007). 56% of this sample had not accessed mental health

services in this time. In a study of predictors of mental health service usage amongst homeless

service users, Bonin et al (2007) found that even within a socialized health care system, where

mental health services are available free of charge, there were significant factors associated with

service use: gender, housing situation, antisocial personality disorder, alcohol disorder, and

number of people within the service user's social network were all significant at the 0.05 level.

While numerous studies examining mental health service use among the homeless exist within

the American context (D. P. Folsom, Hawthorne, & Lindamer, 2005; Kushel, Vittinghoff, &

Haas, 2001) , this is unique in its analysis of a Canadian population.

Substance use and homelessness. Also studied to great length in homelessness is

substance use. Of particular note to this study is Kuhn and Culhane's finding that 49% of the

transitionally homeless, 66% of the episodically homeless, and 83% of the chronically homeless

had substance abuse issues (Kuhn & Culhane, 1998). While a wide variety of substances are

used by the homeless, alcohol tends to be the most common, with reported rates being between

53% and 73% (Frankish et al., 2005; Podymow et al., 2006). A Toronto study found high rates of

use of other substances as well: 60% used marijuana, 52% used cocaine, 49% used crack, 25%

used oxycontin, 18% used morphine, 14% used heroin, and 25% used other opiates (Khandor &

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Mason, 2008). Overall, substance abuse is thought to affect anywhere between 2% and 86% of

the homeless population in the United states, with a more reliable average being between 20%

and 35% (Zerger, 2002).

Comorbidity between substance use and mental health is relatively common among

homeless populations. Toronto’s Pathways Project found that virtually every homeless person

with a lifetime diagnosis of mental illness also had a substance use disorder (Mental Health

Policy Research Group, 1998; Riordan, 2004). Other meta-analyses put the rates of dual

disorder at somewhere between 10% and 20% (Zerger, 2002).

These high rates of substance users within the homeless population has led to creative

endeavours for treatment. While the vast majority of programs continue to be focused on

abstinence prior to any further assistance (Devine, Wright, & Brody, 1995; S. Tsemberis, Gulcur,

& Nakae, 2004), a harm reduction model has emerged more recently that focuses primarily on

providing housing and caring for the health needs of clients even in the presence of active

substance use (D.K. Padgett, Gulcur, & Tsemberis, 2006; Podymow et al., 2006; S. Tsemberis et

al., 2004).

Physical health and homelessness. The physical health of homeless people has been

studied at length. Physical ailments of all kinds exist within homeless populations, and are

frequently comorbid with mental health and substance use. Again, numbers vary according to

region, time, and method. Nonetheless, one of the most robust and repeated findings is that street

involved people have much higher mortality rates than the housed population, and that they are

on par with those found in underdeveloped countries (Hwang, 2000; Roy et al., 2004; Turnbull,

Muckle, & Masters, 2007). Generally, there is a high coincidence between homelessness and

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physical health (Eberle, Kraus, Serge, & Hulchanski, 2001). Tuberculosis, HIV, arthritis,

hypertension, diabetes, fungal infections, and parasites are all relatively common in the

population (Hwang, 2001). More recent work has also found high rates of traumatic brain injury:

Hwang et al (2008), in a survey of people using services for the homeless in Toronto, found that

that up to 53% of those surveyed had experienced some form of traumatic brain injury.

Similarly, assaults are commonplace. In studies of violence amongst the homeless, researchers

have found that 40% of men have been victims of assault in the year prior to study, and that 20%

of women have been raped (Crowe & Hardill, 1993; Kushel, Evans, Perry, Roberston, & Moss,

2003).

A Typology of Homelessness

The Kuhn and Culhane Model

In 1998, Randall Kuhn and Dennis Culhane published an article entitled "Applying

cluster analysis to test a typology of homelessness by pattern of shelter utilization: Results from

the analysis of administrative data" (Kuhn & Culhane, 1998). In it, they applied a cluster analysis

to administrative data records from the homeless shelter databases of two cities in order to test an

earlier theoretical model of homelessness for single, unaccompanied adults.

Kuhn and Culhane (1998) state that the model they set out to test was based on several

earlier theoretical articles: Lovell, Barrow, & Struening,1984; Morse, 1986; Fischer & Breakey,

1986; Koegel, 1987; Snow &Anderson, 1987; Rossi, 1986; Hopper, 1989; Sosin et al., 1990;

Jahiel, 1992. According to Kuhn and Culhane, these proposed that there are three distinct types,

or patterns, of homelessness.

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The transitionally homeless enter the shelter for generally one episode, and remain for

only a short time. They tend to be younger, and have fewer difficulties with mental health,

substance use, or medical issues. They generally become homeless through some crisis, and have

exhausted other resources. They are generally able to stabilize themselves in short order, and do

not return to homelessness. They make up the majority of people who become homeless, due to

their high rate of turnover.

The episodically homeless often cycle between homelessness and non-homelessness,

either through occasionally finding short term accommodation, living on the street, or being

institutionalised. They also are likely to be young, though they experience higher rates of mental

health problems, substance abuse, and medical problems. They may not fit the profile of the

chronically homeless simply due to their frequent interactions with institutions such as prison,

hospitals and detoxification centres. They are likely to have numerous episodes of varying

lengths.

The chronically homeless are those who use shelters more as a long term housing

solution than as emergency relief. They tend to be older, chronically unemployed, and are more

frequently disabled or experiencing substance abuse problems. They have few separate episodes

at shelters, but remain there for much longer periods.

Before moving on, it is important to clarify the definition of an episode, as it is not

synonymous here with a stay. Furthermore, episodes, along with total days of service use, make

up the units of analysis through which the authors conducted their cluster analysis.

There can be numerous irregularities in terms of shelter use: Clients may frequently book

in and book out at a shelter. They might have a large number of stays that are separated by only a

night or two each, when they might sleep elsewhere. Further, homeless shelters generally require

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Running head: SHELTER USE AT THE OLD BREWERY MISSION 17

clients to return before a certain hour in order to retain their bed from the previous night,

otherwise, they get booked out. In order to smooth these irregularities in service use, stays can be

recalculated into episodes. Whereas a stay is counted as any number of consecutive days booked-

in, an episode is distinguished by stays that a gap between stays of thirty days or more. For

example, a client who has five different one night stays, each separated by eight days, is seen as

having one singular episode. Another client who has two single night stays, separated one from

the other by 30 days, is seen as having two distinct episodes. This definition is used by Kuhn and

Kulhane, and is based on previous work by P. Koegel and M.A. Burnam (Kuhn & Culhane,

1998).

Kuhn and Culhane methodology. Kuhn and Culhane collected a large amount of data

from city-wide homeless shelter utilization records from both Philadelphia and New York. This

data included information not only on stays in the shelter, but also on other variables, such as

mental health, physical health, substance abuse, age, education, and gender. In the case of New

York, these health indicators are the result of self-report or interviewer determination, and as a

result there may be under-identification. In the case of Philadelphia, the client stay records were

merged with local health records in order to supplement the information, potentially making it

more reliable.

In the case of New York, Kuhn and Culhane included data collected over the three years

subsequent to a client's first stay at a shelter. While the authors had access to nine years worth of

data, due to the implementation of a city-wide computer booking system for shelters, the

decision to only collect data over three years per client allowed for a larger sample of clients for

whom a lengthy stay history could be recorded. In order to achieve this three year window, the

authors excluded from the sample any clients whose first stay was less than three years prior to

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Running head: SHELTER USE AT THE OLD BREWERY MISSION 18

the last day of data collection. Likewise, any client for whom there was evidence of service use

prior to data collection was excluded from the sample. This would have included, for example,

any clients for whom there was some record of shelter stays prior to the implementation of the

computer system from which the data for this study was extracted.

The Philadelphia data had a more limited time frame, and so the window for client data

collection was reduced to two years. Both data sets had a final date of October 1, 1995, though

New York's began in 1986, while Philadelphia's began in 1991. As with the New York data,

clients who were known to be homeless prior to the creation of the system, as well as clients who

were first booked in later than two years prior to the end of data collection were excluded from

the study. The Philadelphia dataset was augmented with data from local databases on publicly

reimbursed mental health and substance abuse treatment.

Kuhn and Culhane used a nearest centroid sorting cluster analysis, using the variables

"number of episodes" and "number of days" as the seed variables. In order to ensure that the

number of days, which could number over a thousand for a client, would not outweigh the

number of stays, which numbered up to a maximum of fourteen, Kuhn and Culhane rescaled the

days and episodes variables to have a mean of zero and a variance of one. These records are then

submitted to the cluster analysis based on a three cluster model. While the authors lament the

restriction on clusters, they argue that while the analysis requires a distinct number of clusters, in

this case they are drawn from a significant amount of background theoretical research, and are

therefore not as arbitrary as they might otherwise seem.

Testing indicated that the clusters accurately represented the theoretical case models.

Reliability of the clustering was tested by splitting the sample into two subsamples and running

the cluster analysis again on the first half, then this model was used to predict cluster

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membership in the second subsample. 99.1% of observations were accurately predicted. Further,

not only were the findings replicated within the subsamples of the dataset, but there was also

agreement between the both the New York data and the Philadelphia data.

The findings from Kuhn and Culhane's cluster analysis coincide highly with the

predictions of background characteristics from the theoretical model: Clients belonging to the

chronic cluster are older, while those belonging to the transitional and episodic clusters are

younger (significant at the 0.05 level). There does appear to be some variance in health

indicators between cities however. In New York, the rates of mental illness and medical

difficulties were lowest among the transitional cluster (6.5%/14.2%) and highest among the

chronic cluster (15.1%/24.0%), with the episodic cluster (11.8%/19.8%) falling in between.

Substance abuse, however, was lowest for the transitional cluster (28.2%) and highest for the

episodic cluster (40%), with the chronic cluster falling in between (37.9).

In Philadelphia, both the episodic (6.4%) and chronic (5.3%) had higher rates of self-

reported mental health issues than the transitional (3.4%). On self report of medical problems

and substance abuse, however, the authors saw the familiar pattern of lowest rates among the

transitional (14.0%/31.2%), highest rates among the chronic (28.7%/69.5%), and the transitional

(18.7%/50.5%) falling in between. Interestingly, while there were more substance abusers in the

chronic cluster, significantly more of the episodic clients had a history of substance abuse

treatment, which may lend credence to the concept that they are episodic by virtue of their

frequent stays in institutions. Or, to the contrary, it may simply be a result of "clean and sober"

shelter rules in Philadelphia (Kuhn & Culhane, 1998). All of the above findings were significant

at the 0.05 level.

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There are a number of different cluster or typology models that have been published in

the literature on homelessness (for a detailed analysis, see Keith Humphreys, 1995;

William McAllister, Li Kuang, & Mary Clare Lennon, 2010). However, the Kuhn and Culhane

three cluster model appears to be that most widely cited. Furthermore, it provides a

categorization that is easily replicated given the administrative data made available to this

project, yet one which is nonetheless theoretically supported. As such, it is a useful means by

which to assess the shelter use patterns within the population being studied. Many of the

variables included in this analysis, such as <30, >50, and all the combinations of mental health,

substance use and physical health, were incorporated due to their existence in Kuhn and

Culhane's analysis.

Research Questions

The purpose of this study is to develop an understanding of the population being served

by the Old Brewery Mission (OBM). To this end, it seeks to answer three primary research

questions: First, what are the demographic characteristics of those who populate the three

primary residential programs at the OBM? Are there any significant differences between them?

And what are the significant predictors of chronicity, as defined by Kuhn and Culhane (1998),

among this population?

Methodology

Description of the Shelter's Programs

Refuge. The Refuge is the OBM's emergency shelter. Clients accessing this program are

given a bunk for the night, access to showers, and are given three meals per day. Beyond this,

service is limited. There is no case management available to them. They must remain indoors

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overnight, and must vacate the premises after breakfast. While education, citizenship, and

financial data is generally not collected on these clients, many of them have previously taken part

in the transitional programs, where this data is collected. The data is then kept in their permanent

file.

The Transitional Programs. There are two transitional programs available at the OBM's

Webster Pavilion: Étape and Escale. These are partially conceived of as being sequential in

nature.

Étape. Like the Refuge, Étape provides a bunk, meals, showers, and laundry to clients.

However, the Refuge and Étape are on different floors, meaning that Étape clients have exclusive

use of their space, which includes a common area. Furthermore, they have 24 hour access to their

bunks, and have case management services provided to them. This program is free of charge, and

typically lasts thirty days, though extensions are sometimes granted. Particular program goals are

unspecified, but can be understood to be helping clients to overcome their crisis situations in

order to return to stable housing.

Escale. Escale is considered a transitional program with more intensive services than

Étape. Clients are entitled to stay for up to three months, and are required to pay rent. Unlike

Refuge and Étape clients, Escale clients have the option between a semi-private dormitory, a

room shared with one other person, or an individual room. Greater privacy, of course, comes

with an increase in rent. As with Étape, clients of Escale have 24 hour access to the shelter,

receive case management, and have access to meals, showers and laundry. Clients can remain for

up to three months, though extensions can be granted. As with Étape, particular program goals

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are unspecified, but can be understood to be helping clients to overcome their crisis situations in

order to return to stable housing.

Description of the Data

The HIFIS Initiative. As part of the Homelessness Partnering Strategy, Human

Resources and Skills Development Canada and the Canadian Mortgage and Housing Corporation

(CMHC) launched the Homeless Individuals and Families Information System (HIFIS) in 2001.

As part of this program, HIFIS software is provided to Canadian homeless shelters free of

charge, along with regular updates and toll-free technical support. It was designed to be both an

administrative tool, used to help shelters and policy makers to "collect the data needed to better

address the needs of the local, regional and national homeless population", as well as a means by

which homeless people could "participate in the development of flexible and responsive

programs and services that meet their needs" (Peressini & Engeland, 2004). While having been

developed by the CMHC, it has now been completely transferred into the hands of the Canadian

Homelessness Secretariat (Peressini & Engeland, 2004). As of 2007, HIFIS was active in 400

shelters country-wide (Government of Canada, 2007).

In regards to the day to day operation of the shelter, HIFIS is a software program that is

used to track clients and beds. Clients are booked in and out to specific beds through the system,

and their intake and discharge details are maintained within the system. The system does allow

for creation and modification of new data fields, and so the type of information collected can be

quite varied. For instance, the OBM's client files contain the system defaults of first nations

status, gender, and age, as well as more detailed information pertaining to citizenship status,

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education, health indicators, financial details, correctional history, identification numbers, case

management sessions, etcetera.

Format of Data. While HIFIS can produce reports detailing stay lengths and client

details, the utility of these are limited in a number of ways: First, there are only a limited variety

of reports available as options: There is a list of reports that are available to generate, which is

largely composed of details that would be useful for the day to day operation of the shelter. For

example, there is a report that lists all clients currently booked in at the shelter. Second, these

reports are only customizable in regards to date ranges and shelter programs. Working with the

previous example, this it would be possible to generate a report of the clients booked in to one of

the shelters unique programs on any given date. Third, HIFIS reports do not come with the

details necessary to merge data between independent reports.

Given these shortcomings, accessing the data for analysis required exporting a copy of

the entire database. Unfortunately, the database does not exist as a simple Excel file. The

database is divided into 75 individual data categories, with up to 55 different variables each.

Each of these individual data categories is encoded as a combination of .FPT, .DBF, and .CDX

files. Accessing them through Excel requires the installation of the Microsoft OLE DB Provider

for Visual FoxPro. These data categories can then be imported and saved as data tables within

Excel.

The coding of variables differs: dates, names, memos, integers, codes, numeric identifier

codes, phone numbers, and bed numbers, among others, are included. Fortunately, one of the

many data categories is a table of the 2,858 codes and their corresponding meaning.

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Database Creation. The database for analysis was created using STATA 12. This

software allows for the direct importing of Excel tables. Unique client identifiers were found in a

number of data tables that allowed for data to be merged. Included in this analysis were the

client, health, financial information, contributing factors, and stay details files. A number of

manipulations were made to the data. Most importantly, the data pertaining to stays is calculated

from the day the client booked in to the day the client was booked out. The very next time the

client booked in, even if it was on the same day as the book in, was considered a separate stay. In

order to align this with the Kuhn and Culhane research, stays were converted into episodes,

whereby stays that were separated by 30 days or less were merged into one episode. Any stay

that began more than 30 days after a book out were considered the beginning of the subsequent

episode.

Unfortunately, there is no single variable within HIFIS for mental health, physical health,

or substance use. Instead, there are a number of locations where information pertaining to these

issues may be entered. Therefore, in order to construct useful binary variables, STATA was

programmed to generate the affirmative of the binary variable in question if a relevant code

appeared in any one of a number of different locations.

In order to create an eligibility window for client data collection not unlike Kuhn and

Culhane's, the time frame was kept to two years. This corresponds to the Philadelphia data's time

frame, and was necessary due to the short time frame of viable data - data collection only began

in May of 2009, and data entry on a number of key variables only began as late as May 2010.

Since the period of data collection for this paper ended in June of 2012, this left only two years

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and two months for data collection, and therefore only a two month window for clients to have a

first stay, if this analysis was to stay true to the Kuhn and Culhane analysis. This was impossible

due to the extremely limited sample this produced. Consequently, eligibility limitations were

relaxed so that any client who had a stay during those two months, regardless of previous history,

was included in the analysis, and their episode history was tracked for the two years following

their first stay during that two month window.

Comparison of the Shelter's Programs

The following sections detail the three main programs at the Webster Pavilion at the

OBM: Refuge, Étape, and Escale. These are the three programs at for which data exists in the

Webster Pavilion's HIFIS server. While there is also data collection through HIFIS at the

women's shelter at the Patricia McKenzie Pavilion, it exists for an even shorter time period.

The following tables of descriptive statistics use the same variables as those in the Kuhn

and Culhane study where possible. This explains the variables < 30 and > 50, as well as mental

health, physical health, and substance use. Unfortunately, data on race was not available. As

well, analysis on gender data would be fruitless given that these programs are open only to men.

Mean age, education, citizenship, and financial data were included in order to test the

significance of a greater number of variables.

The first three tables are of descriptive statistics for each of the three main shelter

programs: Refuge (Table 1), Étape (Table 2), and Escale (Table 3). Each of these has two

different counts. The first of these counts is a point-in-time count. This is a count of each of the

variables for those client booked in to each program on the night of May 20 2011. The second of

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these counts is an over-time count. This is a count of each of the variables for each client booked

in over the course of two years, from January 1 2009 to December 31 2011.

While Étape and Escale have relatively complete statistics, with little in the way of

missing data, Refuge data unfortunately comes up short on many fronts. This is due to the fact

that clients complete more lengthy intake questionnaires upon their entry into Étape or Escale.

Age data is complete for each of the shelter programs, while education, citizenship, health, and

financial data is lacking for Refuge clients. The reason this data exists at all for this group is

largely due to historical contact with either Étape or Escale: The majority of Refuge clients for

whom this more indepth data exists have had stays in one of these programs. There is a minority,

however, that do not have any stays in Étape or Escale. It is hypothesized that these clients

completed intake questionnaires for Étape or Escale, but did not follow through with any stays.

Point-in-time statistics for both Étape and Escale have little in the way of missing data,

while the over time counts are much less complete. This is hypothesized to be due to historical

changes in what information is collected through intake questionnaires. While it is known that

the intake questionnaires have changed since the inception of the programs, the extent of these

changes is not fully known. Furthermore, as stated previously, data collection is becoming more

consistent over time.

Age, education, citizenship, and financial data exist within HIFIS as discrete categories:

They are responses to specific questions in the intake questionnaires, and are entered as such in

HIFIS. In contrast to this, penal history and health data can exists in a large number of

categories. Health data indicating mental illness, for example, can exist within the categories of

Health Issues, Contributing Factors, or Reason for Service. As such, it is much harder to

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determine whether there is missing data for these questions. While the point-in-time data appears

complete, given the completeness of the rest of the intake sections, the over time count of these

variables remains questionable.

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Table 1

Refuge Descriptive Statistics

Variables Point-in-time count Over time count

Mean SD Mean SD

Age 49.06 12.43 44.73 11.85

Monthly income 777.52 285.5 768.42 311.7

Monthly expenses 433.92 256.8 408.50 267.7

N (%) N (%)

Age at book in

<30 13 (8.33) 1,775 (12.88)

>50 81 (51.92) 5,024 (36.46)

Education

No Schooling 0 (0.00) 37 (1.05)

Elementary 6 (22.22) 703 (19.95)

High school 12 (44.44) 1,890 (53.65)

Post secondary 9 (33.33) 893 (25.35)

Citizenship

Canadian citizen 21 (77.77) 3,000 (85.15)

Permanent res 5 (18.52) 255 (7.24)

Refugee 1 (3.70) 145 (4.12)

Visa holder 0 13 (0.37)

Known penal history 0 (0.00) 280 (7.95)

Health Status

Mental Health (MH) 8 (12.50) 1,149 (16.81)

Substance Use (SU) 17 (26.56) 2,009 (29.38)

Physical Health (PH) 14 (21.86) 1,744 (25.51)

SU or MH 22 (34.38) 2,615 (38.25)

SU and MH 3 (4.69) 543 (7.94)

MH or PH 20 (31.25) 2,425 (35.47)

MH and PH 2 (3.13) 468 (6.85)

PH or SU 26 (40.63) 3,071 (44.92)

PH and SU 5 (7.81) 682 (9.98)

SU or MH or PH 30 (46.88) 3,447 (50.42)

SU and MH and PH 1 (1.56) 238 (3.48)

Note. For age variables, N = 156 for point-in-time, and N = 13,778 for

over time. For education and citizenship variables, N = 27 for point-in-

time, and N = 3,523 for over time. For health status variables, N = 64

for point-in-time, and N = 6,837 for over time. Income N = 27 for

point-in-time and N = 3,018 for over time. Expense N = 13 for point-

in-time, and N = 1,460 for over time.

< 30, > 50, and combinations of health factors included so as to

provide comparable variables to Kuhn and Culhane (1998).

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Table 2

Étape Descriptive Statistics

Variables Point-in-time count Over time count

Mean SD Mean SD

Age 42.6 10.55 42.47 11.07

Monthly income $ 772.15 265.89 761.96 317.49

Monthly expenses $ 529.23 624.00 418.83 299.34

N (%) N (%)

Age at book in

<30 6 (11.32) 206 (14.26)

>50 14 (26.42) 393 (27.20)

Education

No Schooling 0 (0.00) 5 (0.48)

Elementary 10 (19.23) 188 (17.87)

High school 23 (44.23) 541 (51.43)

Post secondary 19 (36.54) 318 (30.23)

Citizenship

Canadian Citizen 49 (92.45) 849 (86.90)

Permanent resident 2 (3.77) 82 (8.39)

Refugee 2 (3.77) 41 (4.20)

Visa holder 0 (0.00) 5 (0.51)

Known penal history 10 (18.87) 179 (12.39)

Health Status

Mental Health (MH) 15 (28.30) 345 (23.88)

Substance Use (SU) 19 (35.85) 490 (33.91)

Physical Health (PH) 17 (32.08) 483 (33.43)

SU or MH 30 (56.60) 671 ( 46.44)

SU and MH 4 (7.55) 164 (11.35)

MH or PH 28 (52.83) 674 (46.64)

MH and PH 4 (7.55) 154 (10.66)

PH or SU 29 (54.72) 779 (53.91)

PH and SU 7 (13.21) 194 (13.43)

SU or MH or PH 38 (71.70) 890 (61.59)

SU and MH and PH 2 (3.77) 84 (5.81)

Note. For age variables, N = 53 for point-in-time, and N = 1,445 for

over time. For education, citizenship, and health issue variables, N =

53 for point-in-time. For over time, education N = 1052, while health

issues and citizenship N = 977. Income N = 39 for point-in-time and N

= 833 for over time. Expense N = 26 for point-in-time, and N = 366

for over time.

< 30, > 50, and combinations of health factors included so as to

provide comparable variables to Kuhn and Culhane (1998).

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Table 3

Escale Descriptive Statistics

Variables Point in time count Over time

Mean SD Mean SD

Age 47.18 9.28 45.90 11.33

Monthly income $ 802.53 323.55 789.04 294.06

Monthly expenses $ 473.92 124.41 484.14 274.56

N (%) N (%)

Age at book in

<30 1 (2.00) 41 (8.40)

>50 22 (44.00) 189 (38.73)

Education

No Schooling 0 (0.00) 2 (0.51)

Elementary 3 (6.12) 54 (13.78)

High school 24 (48.98) 202 (51.53)

Post secondary 22 (44.90) 134 (34.18)

Citizenship

Canadian citizen 45 (91.84) 345 (90.55)

Permanent resident 4 (8.16) 28 (7.35)

Refugee 0 (0.00 7 (1.84)

Visa holder 0 (0.00) 1 (0.26)

Known penal history 2 (4.00) 20 (4.10)

Health Status

Mental Health (MH) 24 (48.00) 163 (33.40)

Substance Use (SU) 18 (36.00) 197 (40.37)

Physical Health (PH) 24 (48.00) 203 (41.60)

SU or MH 36 (72.00) 284 (58.20)

SU and MH 6 (12.00) 76 (15.57)

MH or PH 35 (70.00) 292 (59.84)

MH and PH 13 (26.00) 74 (15.16)

PH or SU 32 (64.00) 300 (61.48

PH and SU 10 (20.00) 100 (20.49)

SU or MH or PH 42 (84.00) 357 (73.16)

SU and MH and PH 5 (10.00) 44 (9.02)

Note. For age variables, N = 49 for point-in-time, and N = 1,445 for

over time. For point in time education, citizenship, and health issue

variables, N = 49. For over time education and N = 392 and citizenship

= 381. Income N = 49 for point-in-time and N = 401 for over time.

Expense N = 49 for point-in-time, and N = 296 for over time.

< 30, > 50, and combinations of health factors included so as to

provide comparable variables to Kuhn and Culhane (1998).

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Program Comparisons

Table 4 and Table 5 each compare variables across the transitional programs. Table 4

examines the differences between the point-in-time counts of each program, while Table 5

examines the differences between the over time counts of each program. Table 7 provides a

summary of shelter use by shelter program history.

As discussed previously, the over time counts have significant and sometimes unknown

numbers of missing data. However, given that they are counted over the same time frame, and

that intake questionnaires for both programs have always been equivalent to each other, they

remain comparable.

In order to ascertain the p-value of the difference between programs on any given

categorical variable, chi-square ( χ2)

were calculated. However, in those cases where expected

cell counts were less than 5, Fisher's Exact was employed instead. Finally, in those cases where

data were continuous, as in "Mean Age at Book-in", "Mean Monthly Income", and "Mean

Monthly Expenses", ttests were conducted.

In both tables, there is a significant difference between the "No data" variables under both

education and citizenship. This is due to the separate intake questionnaires completed by clients

of Étape and Escale. Significant in both tables is the younger age of Étape clients, as well as the

greater frequency of penal history. Also, in Table 5, the Étape clients are less likely to have post

secondary education.

In regards to health status, on almost all variables, Escale clients are significantly more

frequently identified than Étape clients, and Étape clients more frequently than Refuge clients.

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Table 4

Crosstabulation of Étape and Escale Point in Time Variables

Point in Time

Variables

Refuge Étape Escale

Three-

way χ2

Étape vs

Escale χ2

Mean SD Mean SD Mean SD

Age 49.06 12.43 42.6 10.55 47.18 9.28 6.19**a -2.33*t

Monthly income $ 777.52 285.5 772.15 265.89 802.53 323.55 1.08a -1.47t

Monthly expenses $ 433.92 256.8 529.23 624.00 473.92 124.41 8.94**a -2.83**t

N (%) N (%) N (%)

Age at book in

<30 13 (8.33) 6 (11.32) 1 (2.00) 0.178F 0.113F

>50 81 (51.92) 14 (26.42) 22 (44.00) 10.43* 3.50

Education

No Schooling 0 (0.00) 0 (0.00) 0 (0.00)

Elementary 6 (22.22) 10 (19.23) 3 (6.12) 0.08 0.07F

High school 12 (44.44) 23 (44.23) 24 (48.98) 0.27 0.23

Post secondary 9 (33.33) 19 (36.54) 22 (44.90) 1.21 0.73

Citizenship

Canadian citizen 21 (77.78) 49 (92.45) 45 (91.84) 4.57 0.01

Permanent res 5 (18.52) 2 (3.77) 4 (8.16) 0.09F 0.42F

Refugee 1 (3.70) 2 (3.77) 0 (0.00) 0.42F 0.50F

Visa holder - - - - -

Known penal history 0 (0.00) 10 (18.87) 2 (4.00) 0.00**F 0.03*

Health Status

Ment. Health (MH) 8 (12.50) 15 (28.30) 24 (48.00) 51.48** 4.24*

Subs. Use (SU) 17 (26.56) 19 (35.85) 18 (36.00) 23.54** 0.00

Phys Health (PH) 14 (21.86) 17 (32.08) 24 (48.00) 39.16** 2.72

SU or MH 22 (34.38) 30 (56.60) 36 (72.00) 16.42** 2.65

SU & MH 3 (4.69) 4 (7.55) 6 (12.00) 0.313F 0.82

MH or PH 20 (31.25) 28 (52.83) 35 (70.00) 17.16** 3.19

MH & PH 2 (3.13) 4 (7.55) 13 (26.00) 0.001**F 0.02*F

PH or SU 26 (40.63) 29 (54.72) 32 (64.00) 6.36* 0.92

PH & SU 5 (7.81) 7 (13.21) 10 (20.00) 3.65 0.86

SU or MH or PH 30 (46.88) 38 (71.70) 42 (84.00) 18.38** 2.25

SU & MH & PH 1 (1.56) 2 (3.77) 5 (10.00) 0.14F 0.26

* = p < .05, ** = p < .005.

F = Fisher's Exact used rather than χ2

due to low expected cell counts.

t = ttest

a = ANOVA

Note. For age variables, Refuge N = 156, Étape N = 53, Escale N = 50. For education and citizenship

variables, Refuge N = 27, Étape N = 52, Escale N = 49. For health status, Refuge N = 64, Étape N = 53,

and Escale N = 50. For income, Refuge N = 27, Étape N = 39, and Escale N = 49. For Expenses, Refuge

N = 13, Étape N = 26, Escale N = 49.

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Table 5

Crosstabulation of Étape and Escale Over Time Variables

Over Time

Variables

Refuge Étape Escale

Three-

way χ2

Étape vs

Escale χ2

Mean SD Mean SD Mean SD

Age 44.73 11.85 42.47 11.07 45.90 11.33 27.59**a -5.89**t

Monthly income $ 768.42 311.7 761.96 317.49 789.04 294.06 1.08 a -1.47t

Monthly expenses $ 408.50 267.7 418.83 299.34 484.14 274.56 8.94** a -2.83**t

N (%) N (%) N (%)

Age at book in

<30 1,775 (12.88) 206 (14.26) 41 (8.40) 11.17** 11.22**

>50 5,024 (36.46) 393 (27.20) 189 (38.73) 50.97** 23.06**

Education

No Schooling 37 (1.05) 5 (0.48) 2 (0.51) 0.19F 1.00F

Elementary 703 (19.95) 188 (17.87) 54 (13.78) 9.90* 3.43

High school 1,890 (53.65) 541 (51.43) 202 (51.53) 1.98 0.00

Post secondary 893 (35.35) 318 (30.23) 134 (34.18) 20.65** 2.08

Citizenship

Canadian citizen 3,000 (87.90) 849 (86.90) 345 (90.55) 3.44 3.44

Permanent res 255 (7.47) 82 (8.39) 28 (7.35) 0.97 0.40

Refugee 145 (4.25) 41 (4.20) 7 (1.84) 5.2 4.47*

Visa holder 13 (0.38) 5 (0.51) 1 (0.26 0.86F 1.00F

Known penal history 280 (2.03) 179 (12.39) 20 (4.10) 476.33** 27.14**

Health Status

Ment Health(MH) 1,149 (16.81) 345 (23.88) 163 (33.40) 613.44** 17.09**

Subs. use (SU) 2,009 (29.38) 490 (33.91) 197 (40.37) 534.57** 6.64*

Phys. Health (PH) 1,744 (25.51) 483 (33.43) 203 (41.60) 694.46** 10.64**

SU or MH 2,615 (38.25) 671 ( 46.44) 284 (58.20) 98.63** 20.19**

SU & MH 543 (7.94) 164 (11.35) 76 (15.57) 45.10** 5.99*

MH or PH 2,425 (35.47) 674 (46.64) 292 (59.84) 160.47** 25.40**

MH & PH 468 (6.85) 154 (10.66) 74 (15.16) 60.68** 7.12*

PH or SU 3,071 (44.92) 779 (53.91) 300 (61.48 80.23** 8.47**

PH & SU 682 (9.98) 194 (13.43) 100 (20.49) 60.16** 14.12**

SU or MH or PH 3,447 (50.42) 890 (61.59) 357 (73.16) 139.95** 21.30**

SU & MH & PH 238 (3.48) 84 (5.81) 44 (9.02) 46.53** 6.05*

* = p < .05, ** = p < .005.

F = Fisher's Exact used rather than χ2

due to low expected cell counts.

t = ttest

Note. For age variables, Refuge N = 13,778, Étape N = 1,445, and Escale N = 488. For education

variables, Refuge N = 3,023, Étape N = 1,052, and Escale N = 392. For citizenship variables, Refuge N =

3,413, Étape N = 977, Escale N = 381. For health status variables, Refuge N = 6,837, Étape N = 1, 445,

and Escale N = 488. For Income, Refuge N = 3, 018, Étape N = 833, and Escale N = 401. For expense,

Refuge N = 1, 460, Étape N = 366, and Escale N = 391.

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Applying the Typology to the OBM Dataset

Table 6 and Table 8 attempt to answer whether the population of the OBM approximates

that found by Kuhn and Culhane in their survey of homeless shelter users in New York and

Philadelphia (Kuhn and Culhane, 1998).

Table 6 provides a breakdown of shelter use by cluster. It examines primarily the number

of days and the number of episodes by cluster. Note that as in Kuhn and Culhane (1998), the

majority of clients are transitional, and that the chronic clients, while accounting for a small

minority of clients, consume an enormous majority of client days.

Grouping Client Into Clusters

It should be reiterated that this is not an attempt to conduct the same analysis as Kuhn

and Culhane. It is, to the contrary, a rather primitive attempt at clustering clients into the same

categories using the category boundaries for the two year Philadelphia sample as published by

Kuhn and Culhane. Unfortunately, the boundaries they published were not complete, and so for

the sake of this analysis, some had to be arbitrarily erected. Their cluster analysis resulted in

transitional clients who had an average of 1.19 stays with a total of 20.4 days on average, with

episodes lasting an average of 17.1 days. Episodic clients had between 3 and 320 days (72.7 on

average) over 3 to 10 episodes (3.84 on average), and a much lower days per episode than the

chronic, at 18.9. Chronic clients had between 132 and 730 days (252 on average) over 5 or fewer

episodes (1.53 on average), with a higher number of days per episode at 165.

Given the limited data with which to work, as well as the evident overlap between

variables, it was impossible to perfectly recreate the Kuhn and Culhane clusters. However, this

attempt used the following rules:

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Transitional clients

o two or fewer episodes, and a total of 50 days or fewer.

Episodic clients

o more than 5 episodes, or;

o fewer than 2 episodes, but between 51 and 131 total days, or;

o between 3 and 5 episodes, but 320 total days or less, so long as mean days per

episode is 50 or less

Chronic clients

o 5 or fewer episodes and 132 total days or more, or;

o between 2 and 5 episodes, but 320 or less, so long as mean days per episode was

over 50, or;

o total days over 320

Despite these rules, there were still some clients who fell into both chronic and episodic

categories, so the following rule was added:

Chronic designation removed if

o Client is also episodic and mean days per episode is under 50, or;

o Total episodes number more than 5

While not a particularly elegant solution, this does provide and exhaustive and exclusive

clustering of clients.

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Table 6

Description of Shelter Use by Type - Two Year Window

Cluster type

Variables Transitional Episodic Chronic Total

Sample size 1,044 548 289 1,881

Percentage of clients 55.5 29.13 15.36 100

Average No. of episodes 1.26 3.06 1.92 1.89

Average No. of days 11.5 67.22 406.85 88.53

Average days per episode 8.02 13.90 157.14 59.69

Client days 12100 36835 117581 166516

Percentage of client days 7.27 22.12 70.61 100

Ratio % days/% clients 0.13 0.76 4.60 1.00

Table 7

Description of Shelter Use by Shelter Program History - Two Year Window

Shelter use history

Variables Refuge only

Étape and

not Escale

Escale and

not Étape

Escale and

Étape Total

Sample size 1,091 503 60 227 1,881

Percentage of clients 58.00 26.74 3.19 12.07 100

Average No. of episodes 1.82 2.1 1.6 1.78 1.89

Average No. of days 77.72 81.18 128.02 146.28 88.53

Average days per episode 42.7 38.66 80.01 82.18 46.84

Client days 84,796 40,833 7,681 33,206 166,516

Percentage of client days 50.92 24.52 4.61 19.94 100

Ratio % days/% clients 0.88 0.92 1.45 1.65 1.00

Table 6 and Table 7 examine the histories of the same clients, but classify them

differently. While Table 6 is composed of variables and clusters included in the Kuhn and

Culhane study, Table 7 is included so as to provide some context as to the potentially

distortionary effects of having clients moving through programs which have prescribed stay

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Running head: SHELTER USE AT THE OLD BREWERY MISSION 37

lengths, rather than through simple emergency shelter services as per the Kuhn and Culhane

samples. Comparing the average number of days and the average days per episode between the

tables, it becomes evident that those clients who progress through the transitional programs of

Étape and Escale may be naturally labeled as chronic. The variable Ratio %days/% clients also

seems to support this: This variable derives a ratio by dividing the percentage of client days by

the percentage of clients belonging to that particular group. The chronic clients in Table 6 are

shown to consume the more days in this respect than any other group, as are the transitional

program clients in Table 7, though to a lesser extent.

Comparison of clusters of background variables

Surprisingly, very few of the variables in Table 8 differ significantly between clusters.

While age is always significant, education and citizenship do not differ significantly. The only

other variables with any significant difference between clusters involve physical health, which

appears with increasing frequency between clusters.

All cases for which there was missing data on any of the variables was dropped. This

resulted in a loss of 744 or 71% of transitional cases, 271 or 49% of episodic cases, and 143 or

49% of chronic cases. Overall, this is a loss of 62% of cases.

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Table 8

Background Characteristics by Type

Variables Transitional Episodic Chronic

Three-

way χ2

Epis. vs.

Chron. χ2

Mean SD Mean SD Mean SD

Age 42.66 11.20 44.40 10.87 48.43 10.54 3.64t***

Monthly income $ 726.52 255.34 782.64 347.28 819.70 322.11 -0.92t

Monthly expenses $ 422.74 427.69 414.54 340.78 435.06 182.89 -0.43t

% % %

Age at book in

<30 14.67 10.47 4.79 9.89* 3.95*

>50 27.33 31.41 45.21 14.54** 7.89*

Education

No Schooling 0.74 1.18 0.00 0.79F 0.54F

Elementary 18.52 19.59 14.58 1.05 1.03

High school 59.26 50.89 53.13 2.18 0.12

Post secondary 21.48 28.40 32.29 3.62 0.44

Citizenship

Canadian Citizen 95.20 91.88 87.76 4.09 1.18

Permanent resident 3.20 6.25 8.16 0.26F 0.34

Refugee 0.80 1.88 3.06 0.49F 0.68F

Visa holder 0.80 0.00 1.02 0.34F 0.38F

Known penal history 11.33 6.5 6.16 5.58 0.02

Health status

Mental Health (MH) 24.00 24.19 26.71 0.43 0.32

Substance Use (SU) 27.33 31.41 26.03 1.78 1.33

Physical Health (PH) 28.67 36.46 45.21 12.23** 3.06

SU or MH 42.67 45.85 45.21 0.64 0.02

SU & MH 8.67 9.75 7.53 0.60 0.57

MH or PH 43.33 49.82 60.27 11.34** 4.20*

MH & PH 9.33 10.83 11.64 0.66 0.06

PH or SU 47 54.15 54.11 3.58 0.00

PH & SU 9.00 13.72 17.12 6.61* 0.87

SU or MH or PH 55.33 62.82 66.44 6.12* 0.55

SU & MH & PH 2.33 5.05 4.79 3.28 0.01

* = p < .05, ** = p < .005.

F = Fisher's Exact used rather than χ2

due to low expected cell counts.

t = ttest

Note. For transitional, N = 300. For episodic, N = 277. For chronic, N = 146.

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Prediction of Chronicity

In conducting their cluster analysis to test the three cluster typology of homelessness,

Kuhn and Culhane (1998) found that a number of variables differed significantly between

clusters. Namely, age, race, sex, mental health, substance abuse, and physical health. The

analysis in this paper used stepwise logistic regression to determine if any of the variables

available in the OBM dataset predicted membership in the chronic cluster.

The descriptive statistics alone show that there are large swaths of missing data. Due to

the influence this would have on the logistic regression, it was decided that the cases with data

missing in either education level or in citizenship status would be removed. Only 367 cases

remained.

While the first logistic regression included the complete model, it was rejected due to

collinearity of both elementary education and non-citizen. This reduced the operable variables to

mental health, substance use, physical health, age at book-in, > 50, < 30, Canadian citizen, high

school, and post secondary.

As per Hosmer and Lemeshow (1989) as referenced in Tabachnick and Fidell (2001, p.

535), the criterion for inclusion was set to .20, in order to "ensure entry of variables with

coefficients different from zero". Even at this generous inclusion criterion, the only variables that

had a sufficiently low confidence interval were "age at book-in", "high school", and "post

secondary", with "age at book-in" being the only predictor that achieved a significance level

better than .05. Results suggest that these predictors explain relatively little of the variance

(Pseudo R2 = 0.05, Log Likelihood = -195.59). However, the "age at book-in" variable indicates

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that an increase in the age at book-in does significantly increase the odds of being in the chronic

cluster. Every other model tested achieve lower Pseudo R2 and Log Likelihood scores.

These findings align very little with those of Kuhn and Culhane (1998). While there was

agreement between this model and theirs in regards to older clients more frequently being

chronic, there was no further agreement on the remainder of the background variables. Where

Kuhn and Culhane found significant differences between the groups in mental health, substance

use, and physical health, as well as < 30 and > 50, this study found nearly none. < 30, > 50 and

physical health were significantly different between groups in simple chi square comparisons,

but were not significant in logistic multivariate regression analysis.

Table 9

Stepwise LogisticRregression Predicting Client Placement in Chronic Cluster

Number of obs = 367

LR chi2(3) = 22.13

Prob > chi2 = 0.00

Log likelihood = -195.59 Pseudo R2 = 0.05

Chronic Odds

Ratio

Std. Err. z P>z [95% Conf. Interval]

Age at book-in 1.06 0.01 4.26 0.00 1.03 1.08

High school 1.70 0.64 1.41 0.16 0.81 3.57

Post secondary 1.58 0.56 1.31 0.19 0.80 3.15

Constant 0.01 0.01 -5.78 0.00 0.00 0.07

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Research Findings

The research questions this paper sought to answer were have been addressed through the

tables presented herein,. The demographic details, though limited in scope, have been elucidated.

Interestingly, some differences emerged. Notable differences included Étape clients being

generally younger, not as highly educated, and more likely to have a penal history. Escale

clients, for their part, were more likely to have mental health, substance use, or physical health

issues. In regards to the prediction of chronicity, the findings are somewhat less clear: While age

and education predict chronicity, they do so to a very small extent, as indicated by the low R2

value. Importantly, the p values for the education variables are such that they are non-significant.

Consequently, the current capacity for predicting chronicity is quite low.

Discussion

Shortcomings of the Data

The data was limited in a number of ways that hampered the analysis. First, the fields of

data evolved over time. Second, data entry varied between employees. Third, the clients partook

not only in the regular shelter service, but also in programs that offered more long term beds with

greater access to the shelter. The clients of these transitional programs have much more data

collected due to the more intensive intake questionnaires, as well as the ongoing follow-up

provided by case managers.

Changes over time. Fields for data entry, as well as labels available in limited data entry

fields have changed over time. As stated in the section on database creation, some variables

appeared later than others. While some variables, such as citizenship status, education level and

correctional history have their first entries in April 2009, they only see semi-regular use as of a

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much later date: October 7 2010. Other variables, though in existence as of the implementation

of HIFIS, see the creation of new and important variables pertaining to substance use and mental

health as of October 2010.

Varied data entry. A number of labels within frequently-used fields in HIFIS have never

been defined at the OBM. For example, there have been up to 37 different discharge options

available for use, but there is little agreement on what each means. Similarly, there is no policy

on entering new health data subsequent to the client's intake: some case managers may add to the

client's health file if they discover the existence of a health problem, whereas others may not,

assuming that the data there is a reflection of the status at the point of intake intake alone.

Finally, data entry in general has not been consistent, though it is growing more so. Whereas

client citizenship and education data was once a rarity, it is now being entered with greater

regularity.

Data collection by shelter program. As stated earlier, data analysed from HIFIS comes

from three different shelter programs: the Refuge, Étape, and Escale. The Refuge has a relatively

barebones intake package, requiring among other things name, date of birth, reason for service,

First Nations status, gender, and relatively recently, any drug, alcohol, or mental health issues of

concern, though this last is entered at the discretion of the employee performing the intake and

without client input - further, its implementation was for the purpose of security rather than

responding to client needs. Étape and Escale, however, have much more intensive intake

packages that frequently take over an hour to complete. These include detailed questions

regarding family history, health history, employment history, financial details, etcetera. Further,

due to the continued follow-up provided by these programs, it is possible that clients have their

files updated and case managers learn more about them. Consequently, clients in Étape and

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Escale may be identified much more frequently when they have mental health, physical health,

or substance use issues. Nonetheless, in all cases, age, gender, and stay data is entered.

Limitations of Analysis

While this was largely a theoretical and academic exercise, there are nonetheless some

lamentable limitations to the analysis. First and foremost among these is the shortage of useful

data. While Étape and Escale clients have relatively complete intakes that create comprehensive

images of clients, the intake questionnaire for the Refuge is quite limited. This means that not

only are a majority (62%) of clients missing important citizenship and education data, but they

are also lacking in data related to health indicators, as the refuge intake questionnaire does not

specifically ask these questions, simply leaving a space for intake workers to enter suspected

cases. This large gap in the data has reduced the sample so greatly that analyses are subsequently

hampered.

Second, the stay data from which the clusters are constructed are directly affected by the

shelter programs that clients participate in. Those clients who participate in Étape and Escale

generally have longer stays as compared to Refuge clients, as seen in Table 6. This means that

those clients who are by definition more likely to be lumped into the episodic or chronic

categories, by virtue of their longer stays, are also more likely to have better background data.

Third, this analysis was unable to follow the Kuhn and Culhane model of counting clients

as of their first date booked-in, due to the reduced sample size this would produce. Consequently,

the analysis may over-represent episodic and chronic client vis-a-vis the Kuhn and Culhane

findings. Due to their longer periods of homelessness, a shelter would be likely to accrue more

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and more people from these clusters over time, as their stays would overlap. This could explain

the difference in the relative sizes of the clusters.

Finally, the data collected was limited to one homeless shelter, while it is entirely

possible that clients move from shelter to shelter. Consequently, the model created here does not

only deal with the limitation that it does not account for street homelessness, as does the Kuhn

and Culhane model, but it also cannot account for shelter users who stay at multiple shelters.

Recommendations for Later Data Collection

In order to better know the population at the OBM, and consequently in order to better

serve them, it is important to collect information more broadly, more consistently, more reliably,

and more widely. Additionally, data validity is a concern that may be helpful to address.

The first recommendation is that the basic client intake questionnaires for Refuge are

modified so as to include information about health indicators. This could simply take the form of

adding a few direct questions that must be asked as a part of every intake. Conversely, the intake

questionnaire could be reworked more fundamentally. Intake questionnaires from other shelters

or other programs for at risk populations similar to those dealt with at the OBM could be

assessed in comparison to that currently used at the OBM.

The second recommendation is that there be better quality assurance for the completeness

of intake questionnaires. While completeness of intake questionnaires has been getting more

consistent of late, it would be a relatively simple task to identify patterns by which they are not

completed properly. For example, it may be a matter of time of day, particular staff, or specific

questions.

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The third recommendation is that all data collected become more reliable between

workers. As things stand, there is little in the way of training, policies, and procedures for staff

who complete intakes, discharges, and follow up with clients. As a result, there is disagreement

on the definition of terms, as well as the updating of client files. Ensuring that all employees

share a common understanding of terms and that each completes intakes, discharges and follow-

up similarly would likely require a combination of training and revision of forms. However, it

would go a long way towards making data more reliable, and therefore opening doors for more

analyses.

Fourth, it would be useful for larger policy planning as well as program development if

the homeless shelters of Montreal were to share their client usage database. Currently, the OBM

does not share client data with other shelters. Not only is this a utility made possible already

through HIFIS, but it has already been adopted by other jurisdictions in Canada, and cities in the

United States have had shared data systems since the mid-1980s (Kuhn & Culhane, 1998).

Finally, health indicators are currently assessed by intake workers and case managers.

Their assessment of client health issues are a result either of client self-disclosure or the worker's

own suspicion. While this is interesting in its own right, in terms of what this means for long

term outcomes for clients, it is also an issue for both reliability and validity. Adopting validated

instruments for the assessment of clients would address both of these issues. The concern is, of

course, that these instruments would render the intake process even more cumbersome than it

already is. This is by no means a necessary step, but it is certainly one to take under

consideration.

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Implications for Practice

The implications for practice here are important to consider for the context under study.

Perhaps first and foremost is the implication that the OBM quantitatively knows very little about

its clientele. Therefore, it appears to be relatively ill-equipped for serving its clientele. In order to

redress this, workers should be made aware of the importance of collecting good data, and

should also be fed back important information derived from this in order to have their efforts

reinforced.

A second, but perhaps equally important implication for practice is that workers ought to

be aware of the relationship to chronicity of age, mental health, physical health, and substance

use. A greater awareness of the distribution of the population in regards to these issues may

compel workers to be more astute in detecting them, as well as more ambitious in providing

referrals.

Finally, the extent to which those clients in the chronic cluster dominate the consumption

of services may imply that these clients ought to be identified and targeted for more intense

interventions, thus freeing up resources for other clients.

Further Research

There are several interesting avenues of research in this field. First, nothing has yet been

done with the data from case management meetings between case managers and clients. Much of

this data is in the form of longhand notes, and so would be of little use in a quantitative analysis.

However, there is simple quantitative data that includes the date of the meeting, as well as a

categorical variable for subject discussed. These could be compared to outcomes in order to test

effectiveness of case management meetings.

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Second, individual employee data has not yet been included in any analyses. Each data

entry in HIFIS records the name of the employee who entered it, as well as that of the last

employee to alter it. Consequently, it would be possible to analyse patterns of use by employees,

as well as their influence on outcomes of clients. These differences between employees may be

indicative of performance differences as much as they could be about differential caseloads,

allocation of clients, or simply reliability of data entry.

Third, it would be interesting to assess changes in age in the population. As Canada

undergoes a larger demographic shift towards an older population (Statistics Canada, 2010),

determining concomitant changes in shelter demographics may allow for the timely creation of

needed programs.

Finally, and more in line with this particular study, once data exists for a long enough

time frame, acluster analysis not unlike Kuhn and Culhane's (1998) could be performed to test

for what variables predict the different clusters in the Montreal context. This information could

then be used to inform the creation of programs as well as the targeting of services to particular

clients in order to head off potential future chronicity.

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References

Begin, P., Casavant, L., Chenier, N. M., & Dupuis, J. (1999). Homelessness ( No. PRB 99-1E) (p. 47). Library

of Parliament. Retrieved from

http://www.parl.gc.ca/Content/LOP/ResearchPublications/prb991-e.pdf

Bonin, J.-P., Fournier, L., & Blais, R. (2007). Predictors of Mental Health Service Utilization by People

Using Resources for Homeless People in Canada. Psychiatric Services, 58(7), 936–941.

Canadian Institute for Health and Canadian Population Health. (2007). Mental health and homelessness.

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