Houston-Harris County Houston-Harris County Immunization RegistryImmunization Registry

Dr. Julie BoomAssociate Professor, Baylor College of MedicineDirector, Immunization Project, Texas Children’s

HospitalHHCIR Medical Director

Immunization Registry Town Hall MeetingJuly 30, 2008

Number of Children in HHCIRNumber of Children in HHCIR

678,361

739,647

892,496

1,122,1461,167,699

1,192,015

600,000

700,000

800,000

900,000

1,000,000

1,100,000

1,200,000

2003 2004 2005 2006 2007 2008 (year to date)

Number of Clinics Using HHCIRNumber of Clinics Using HHCIR

422369

337

10773

050

100150200250300350400450

2004 2005 2006 2007 2008(year to

date)

Clinics

Concentration of ProvidersConcentration of Providers

Healthy People 2010Healthy People 2010

95

80

69

44

3025

20

30

40

50

60

70

80

90

100

'04 '05 '06 '07 '08 (yearto date)

2010 Goal

Pe

rce

nt

(%)

Children 4 months – 6 years with 2 immunizations in HHCIR (based on 2004 census data)

Houston’s Childhood Immunization Coverage Houston’s Childhood Immunization Coverage Levels for 4:3:1:3:3 series: 1995-2006Levels for 4:3:1:3:3 series: 1995-2006

11

4552 51

4855

60 63 6169

66

78.173.8

80

0

10

20

30

40

50

60

70

80

Co

vera

ge

Lev

els

(%)

'91 '95 '96 '97 '98 '99 '00 '01 '02 '03 '04 '05 '06 Goal2010Year

Children aged 19-35 months who received the recommended vaccines: 4 DTaP, 3 Polio, and 1 MMR, 3 Haemophilus influenzae type b (Hib), & 3 Hepatitis B (Hep B).

*Rates for 4:3:1:3:3:1 were 76.6% in 2005 and 69.6% in 2006

Current HHCIR FunctionalityCurrent HHCIR Functionality

• HL7 Compliant

• Extensive interface with billing systems and patient management systems

• Bi-Directional Data Exchange with ImmTrac

• State-of-the-art deduplication module

• Advanced data security

• Ability to link with other HL7 systems

• Direct connection to LINKS (Louisiana IIS)

• Improved forecasting algorithm (in deployment)

HHCIR ImmTrac

ALL DATA

ImmTrac Consented Data

HL7 Communication Platform

HL7 Communication Platform

LINKS

Medisoft

MisysEpic

SeasoftLogician Manual

Data Entry

KS Flat Files

Other Registries

ImmTrac

Data Translator

Medisoft

MisysEpic

Seasoft

Logician

Manual Data Entry

KS Flat Files

ConsentConsent

Provider’sConfidential Electronic Data Set

All data reported

to ImmTrac per state law

ImmTrac ConsentVerified

Data Shared with ImmTrac &

HHCIR Providers

Data Shared with HHCIR

Providers Only

HHCIR Consent

Consent Unknown

Data NOT Shared Remain in Provider’s

Confidential Electronic

Data Set

Consent Status of RecordsConsent Status of Records

HHCIR-only ImmTrac Unknown

216,646 621,641 345,171

Identifying Consent StatusIdentifying Consent Status

Designating Dual ConsentDesignating Dual Consent

Prior to transition, problems and questions regarding HHCIR should be directed to Rachel

Cunningham at 832-824-2010. Interface questions should be directed to Wen Li at 832-

824-2663.