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IsSi&ngREALLYthatbad?

DawnSkelton

OnbehalfoftheSeniorsUSPTeam

CostofSedentaryBehaviour

•  Highlevelsofsedentarybehaviourareassociatedwithpoorhealth,regardlessofhowphysicallyacEveapersonisatotherpointsintheday.

•  IntheUK,theesEmateddirectcostofphysicalinacEvitytotheNHSis£10billion.

•  ThedraKScoLshCharterforPhysicalAcEvityreportsaneconomicbenefitof£85.2millionifthenumberofinacEveScotswasreducedby1%eachyearforthenextfiveyears.

CMO(2011)StartAcEveStayAcEve

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WhyfocusonSedentaryBehaviour?

PhysicalinacEvityisthefourthleadingcauseofdeathworldwide

2011CMOguidelinesforphysicalacEvityandolderpeopletoimprovepublichealthrecommendbreakingupprolongedperiodsofsiLng

“AllOlderadultsshouldminimisetheamountofCmespentbeingsedentary(si&ng)forextendedperiods”

CMO(2011)StartAcEveStayAcEve

Whatissedentarybehaviour?

AnywakingacEvitycharacterizedbyanenergyexpenditure≤1.5METs,andasiLngorreclining

posture.

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AnAcCveDay?

6 hours

30 min

30 min

30 min

4 hours

YES ! But 12 hours

sitting! 30 min

1 hour

SedentarybehaviourinSeniorsUSP

•  WecomparedselfreportwithobjecEvemonitoring•  PeoplearenotgoodatesEmaEngtheirsedentarybehaviour1–  10.5hoursadaymeasuredobjecEvely–  7–8hrssubjecEvereport(dependingonhowasked)–  Approximately2.5hourslowerbyselfreportPERDAY

•  TV/ScreenEmewasmostreliableandresponsivetochange2

1.Chas*netal.IJBNPAHsubmi9ed2017;2.Dontjeetal.PLOSOnesubmi9ed,2017

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SedentarybehaviourinScotland

•  ScoLshHealthSurveydata–onlyoneagegroupshowslongersiLngEmesperdaythanover75s–those16-24years!–  6.6hoursfor>75sand7.4hoursfor16-24yearolds

•  Television/screenEmeaccountedforoverhalfofleisureEmesedentarybehaviour,regardlessofage.

•  Forthoseinwork,upto45%ofsiLngEmeisatwork!•  Maybebesttotargetthoseatworktoestablishpagerns

ofbehaviourpeoplewilltakeintoolderage?•  MaybeunderesEmaEnghealthrisksforthoseatwork.

Strainetal.JSS2017

SedentarybehaviourinSeniorsUSP•  Disadvantaged(socio-economicstatus,areaof

deprivaEon,educaEonlevel)reCredolderpeoplesitMORE1

–  6%differenceinsiLngEme

•  IfolderpeoplearesCllworking/volunteeringthereisnotsuchastrongrelaEonshipbetweensiLngEmeand(dis)advantage1

•  FearofcrimeandperceivedabsenceofservicesincreasedsiLngEme2

•  OlderpeoplewhoprovidecaresitLESS2

1.Shawetal.BMJOpen2017;2.Shawetal.IJERPH2017

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Sedentarybehaviourhealthrisks

OlderadultswhoaresitalotdespitebeingacEveatotherEmeshavea42%increasedriskofall-causemortality

OlderadultswhoaresedentaryandphysicallyinacEvehavea127%increasedriskofall-causemortality

MarEnez-Gomezetal(2013)BMCMed.22:47

SedentarybehaviourhealthrisksOlderadults(>60yearsold)whoaresedentaryare:

Twiceaslikelytohavehighbloodpressure,ahighcholesterolraEoandmetabolicsyndromeAlmostfourEmesmorelikelytohaveahighwaist:hipraEo

Gaoetal(2007)DiabetesCare.30:694-700

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Sedentarybehaviourhealthrisks•  Inolderadults(>60yearsold),increasedsiLngEmehas

beenfoundtobesignificantlyassociatedwith:–  Reducedmusclestrength1

–  ReducedfuncEon(eg.chairriseability,Emedupandgo)1–  Reducedbonestrength2–  Increasedfallsandfearoffalling1–  Lowerqualityoflife1

•  ThosewhobreakuptheirsiLngEmemore(evenifsitforsimilartotalEme)have:–  BegerphysicalfuncEon(theydomoresittostandsinaday!)1

1.Chas*netal.Bone,2014;2.Copelandetal.BJSM,2017

Sedentarybehaviourhealthrisks

•  Inolderadults(>60yearsold),increasedsiLngEmehasbeenfoundtobesignificantlyassociatedwith:–  CogniEvedeclineover8years1–  Reducedwhitemagerintegrityinthebrain1

•  SomesiLngacEviEesarecogniEvelyenhancing1–  Reading,doingpuzzles,usingcomputers

•  ButdependsonwhatpeoplearedoingwhilesiLng!–  IncreasedEmespentsiLngwatchingTVassociatedwithpoorcogniEvefuncEon1

Copelandetal.BJSM,2017

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Sedentarybehaviourhealthrisks

ComparedtosiLngfor<4hours/day

EachaddiEonalhouroftelevisionviewingisassociatedwitha19%increasedlikelihoodofmetabolicsyndrome(Diabetes)

Si&ngduraCon Increasedriskofdeath

8-11hours/day 45%

>11hours/day 65%

Paveyetal(2012)BrJSportsMed.doi:10.1136/bjsports-2012-091676Gaoetal(2007)DiabetesCare.30:694-700

Si&ngCme,physicalacCvityanddepression

VanUffelen,2013

>7hours 47%increasedrisk

<150minperweek

99%increasedrisk

+ 196%increasedrisk

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Toomuchsi&ng(orlying)inhospital

Grantetal(2010)JAgingPhysAct.18(2):171-84

OnaveragepaEentswereinanuprightposiEonforonly70minutesperday

70%ofthisEmewasspentinepochsoflessthan5minutesataCme

•  ObjecEvelymeasuredacEvityinUKcarehomeresidentsshowed–  Residentsspent79%oftheirdaysedentary–  14%inlow,6%inlight,and1%inmoderate-to-vigorousphysicalacEvity

•  Barrierstodoingmorethan“mobilise”paEentsonwardsorincarehomesinclude:–  LackofEmetomovepeopletoexerciseenvironment–  Lackofequipment–  StaffinglimitaEons–  Riskcultureofavoidanceoffalls

Barber(2014)JournalAgingPhysicalAc*vityFeb7[Epubaheadofprint]Skelton(2014)Agility(CSP)Summer:20

Toomuchsi&ngincarehomes

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ProfessorDawnSkeltonInsEtuteofAppliedHealthResearchGlasgowCaledonianUniversityCowcaddensRoadGlasgowG40BAseniorsusp@gcu.ac.uk

hgp://www.gcu.ac.uk/seniorsusp/

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