Social and Behavioral Factors in Public Health...Learning Goal: • The application of social and...
Transcript of Social and Behavioral Factors in Public Health...Learning Goal: • The application of social and...
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SocialandBehavioralFactorsinPublicHealth
DrSamanWaqarAlShifaSchoolofPublicHealth
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IntroductiontotheCourse:
• Thiscourseisdesignedtohelpthestudentsinunderstandingbasicsocialconceptsandprocessesthatinfluencehealthstatusandpublichealthinterventions.• Thiscourseintendstopromoteinterestinfurtherstudyofthesocialandbehavioraldeterminantsofhealth.
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LearningGoal:
• Theapplicationofsocialandbehavioralsciencetheoriestopublichealthisoneoftheimportantgoalsofthiscourse.• Thefocusofthiscourseonholisticviewbykeepingsocial,cultural,ecological,politicalandeconomicreasonsandtheirsharedinteractionthatinfluencestheoccurrenceofdiseaseanditsmanagementatindividual,communityandnationallevel.
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LearningObjectives:
Byendofthecoursetheparticipantsshouldbeableto:• Explainkeyconceptsinthesocialandbehavioralaspectsofpublichealth,culture,race/ethnicity,gender,poverty/disparities.• Describethefactorsrelatedtobehaviorchange,community,organizationalclimateandfamilystructure.• Demonstrateunderstandingofthesocialdeterminantsofhealth.• Describehowsocialdeterminantsinfluencepopulationhealth.• Criticallyassesstherelevanceofethics,equityandpoliticsinpublichealth.
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Contents:Thefollowingareaswillbecoveredduringthecourse:• RoleofSocialandbehavioralfactorsinPublicHealth• SocialDeterminantsofHealth• ConceptsofDisease,IllnessandSickness• EconomicChange&itsImpactonHealth• RoleofCivilSocietyinHealthCare• CommunityParticipationinHealthCare• GenderandHealth• EquityinHealthCare• PoliticsofHealth• EthicsinPublicHealth• SocialPolicyandHealth• SocialChangeandDevelopment• Stressandsocialsupport• Socialtheories
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Healthisastateofcompletephysical,mentalandsocialwell-beingandnotmerelytheabsenceofdiseaseorinfirmity.Publichealthisthescienceofprotectingandimprovingthehealthoffamiliesandcommunitiesthroughpromotionofhealthylifestyles,researchfordiseaseandinjurypreventionanddetectionandcontrolofinfectiousdiseases.Overall,publichealthisconcernedwithprotectingthehealthofentirepopulations.Thesepopulationscanbeassmallasalocalneighborhood,orasbigasanentirecountryorregionoftheworld.
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TheDeterminantsofHealth
IntroductionManyfactorscombinetogethertoaffectthehealthofindividualsandcommunities.Whetherpeoplearehealthyornot,isdeterminedbytheircircumstancesandenvironment.Thefactorssuchaswherewelive,thestateofourenvironment,genetics,ourincomeandeducationlevel,andourrelationshipswithfriendsandfamilyallhaveconsiderableimpactonhealth.
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Thedeterminantsofhealthinclude:
• Thesocialandeconomicenvironment,• Thephysicalenvironment,and• Theperson’sindividualcharacteristicsandbehaviors.
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Thesedeterminants—orthingsthatmakepeoplehealthyornot—includetheabovefactors,andmanyothers:• Incomeandsocialstatus- higherincomeandsocialstatusarelinkedtobetterhealth.Thegreaterthegapbetweentherichestandpoorestpeople,thegreaterthedifferencesinhealth.• Education– loweducationlevelsarelinkedwithpoorhealth,morestressandlowerself-confidence.• Physicalenvironment– safewaterandcleanair,healthyworkplaces,safehouses,communitiesandroadsallcontributetogoodhealth.• Employmentandworkingconditions– peopleinemploymentarehealthier,particularlythosewhohavemorecontrolovertheirworkingconditions.• Politicalenvironmentofasocietyhasastrongimpactonthehealthofasociety.
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• ReligiousBeliefshaveastronginfluence• Socialsupportnetworks– greatersupportfromfamilies,friendsandcommunitiesislinkedtobetterhealth.Culture,customs,traditions,andbeliefsofthefamilyandcommunityallaffecthealth.• Healthservices- accessanduseofservicesthatpreventandtreatdiseaseinfluenceshealth• Genetics - inheritanceplaysapartindetermininglifespan,healthinessandthelikelihoodofdevelopingcertainillnesses.• Personalbehaviorandcopingskills- balancedeating,keepingactive,smoking,drinking,andhowwedealwithlife’sstressesandchallengesallaffecthealth.• Gender - Menandwomensufferfromdifferenttypesofdiseasesatdifferentages.
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Introduction
• Socialandbehavioralsciencesareamongthenewerdisciplinestobeintegratedintopublichealth.• Publichealthhasalwaysbeenconcernedwiththewaysinwhichsocialconditionsinfluencethehealthandwell-beingofcommunitiesandhumanpopulations.• Thedisciplinesofpublichealthandsocialsciencebothemergedinthelatterpartofthe19thcenturyalongwiththerecognitionoftheneedsofthepoorandmarginalizedgroupsandtheassociationbetweenlivingconditionsandhealth.
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• Inmid-20thcenturyprofessionallytrainedsocialscientistsbecameactivelyinvolvedinpublichealthprograms,andbythe1980s,accreditedschoolsofpublichealthwereestablishedtoprovideformaltraininginthesocialandbehavioralsciences.• Themostimportantchallengesforimprovinghealthinthe21stcenturyinvolvesocial,cultural,andbehavioralchange.• Makingeffectivechangesintheindividual’slivesandsocietytoachievepublichealthgoalsisnoeasytask.Politicalandeconomicbarriersdeeplyrootedinthesocialorderconstrainwhatispracticallyfeasible.
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Period Event Significance
19thcentury
Europeansocialtheoristsdefinemedicine/publichealthas“socialscience”
Socialdeterminantsidentifiedasfundamentalcausesofhealthandillness:politicaladvocacyforsocialreform
19thcentury SnowandFarrinBritain,PanusinDenmark,andothers
Useofsocialsciencemethodsforepidemiologicalinvestigation
Late19thcentury SanitaryMovement
Organizedeffortstoimprovelifestyle,livingandworkingconditionsofurbanpoorwithinindustrializingnations
1948 WHOdefineshealthtoincludementalandsocialwell-being
Setstageforaddressingpsychosocialfactorsinhealthandillness
1950s Anthropologicalresearchoncommunityhealth
Recognitionofculturalfactorsasbarrierstopublichealthinterventions;firstplannedculturechangeprojectstoimprovehealth
ImportantMilestonesintheHistoryofSocialSciencesinPublicHealth
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Period Event Significance
1978 AlmaAtaConferenceonPrimaryHealthCare
Setlong-termglobalagendatodevelopcomprehensive,community-basedapproachestopromotebasichealth
1980sBehavioralandSocialScienceCounciloftheU.S.AssociationofSchoolsofPublicHealthestablished
Formalizationofsocialandbehavioralsciencesasintegralcomponentofpublichealthtrainingprograms
1986 OttawaCharterforHealthPromotionIdentifiedfundamentalsocialprerequisitesforensuringhealthandwell-being
2005 BangkokCharterforHealthPromotion
Reaffirmedsocialprerequisitesandhighlightedroleofeconomicdevelopmentinhealthpromotion
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The1950s:SeminalDevelopments• Focusonpopulation-basedscreeningformedicalconditions.• Itwasaneraofgreatoptimismaboutthepotentialforsocialengineeringofhealthdevelopmentandtheapplicationofsocialsciencemethodstounderstandingandimprovingthehealthofpopulations.• Anthropologistsbeganworkingonprojectsaimedatimprovingthehealthanddietoftraditionalpopulations.• Anumberofanthropologistswereappointedtokeypositionsininternationalhealthorganizations e.g.WHO,RockefellerFoundationetc.• Anthropologistsdefinedcultureasabarriertodesirablehealthpracticeandintroducedtheroleofthesocialscientistasaculturebrokerwhoseexpertisecanbeappliedtofacilitatedirectedchange
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ShiftFromInfectioustoChronicDisease
• Overthecourseofthe20thcentury,publichealthunderwentsignificanttransformationasaresultofaradicalshiftinfocusfrominfectiousdiseasestochronicconditionsasthemajorchallengestopopulationhealthinindustrializedsocieties.• Tiedtodemographic,environmental,andsocialchange,thistransformation,alsoknownastheepidemiologictransition,requiredprofoundalterationsinhowpublichealthproblemswereaddressed.• Chronicconditionssuchasheartdisease,cancer,diabetes,mentalillness,andhealthproblemsofolderpersonsreplacedTB,pneumonia,childhooddiarrhea,andotherinfectionsastheleadingcausesofmorbidityandmortalityinindustrialcountries.
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Primary,Secondary,andTertiaryPrevention• Publichealthfocusesonpreventionofdiseaseanddisability,whilemedicalpracticeemphasizesthetreatmentofhealthproblemsaftertheyoccur.• Inprimaryprevention,thefocusisonactivitiesthatpreventthedevelopmentofpathologicalconditions.Forexample,preventingtheonsetofheartdiseasethroughhealthylifestylebehavior.• Secondarypreventionreferstodetectionofdiseaseoritsprecursorsatanearlystagetotakeameliorativeactionthatcanthwartfulldevelopmentorenablemeasurestokeeptheproblemincheck.Regularscreeningfordetectableconditionssuchashypertension,breastandcolorectalcancer,diabetes,andsexuallytransmittedinfectionsfallsinthiscategory.• Finally,tertiarypreventionincludesinterventionsatlaterstagesofdiseasetopreventsecondarycomplications,sustainoptimaldiseasemanagement,andensurethebestqualityoflife.
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• Treatmentforhypertension,diabetes,depression,osteoporosis,andotherchronicconditionsillustratesthethirdcategoryofprevention.• Socialandbehavioralfactorsfigureimportantlyinallthreetypesofprevention;however,overthedecades,interesthasgrownparticularlyintheirpotentialcontributiontoprimaryprevention.• Ofallthepublichealthdisciplines,thesocialandbehavioralsciencescanmakeuniquecontributionstoprimaryprevention.• Influencinglifestylepatternsandthesocialcontextinwhichpeopleliveisfundamentaltopreventionofthemajorhealthconditionsfacedbysocietytoday.
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• Itisfareasiertomodifythemoreproximatedeterminantsofhealth,suchasindividualfoodchoices,thanitistoaltertheintermediateanddistalforcesthataffectthosechoices.• Changingtheorganizationofsocietyandthecorecomponentsofcul-tureposesanenormouschallenge,yetthereisgrowingrecognitionthatonlythroughalterationofthefundamentalcausesofdisease(e.g.,inadequateincomeandaccesstohealthcare,unemployment,racialandgenderdiscrimination,lackofsocialsupport,stressfulworksettings,failuretoprovideeducationalopportunities)cantrueprimarypreventionberealized.
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• Inthepast,thegermtheoryofdiseasedominatedmedicalresearchandpractice,nowindividualhealthisviewedasshapedbycomplexinteractingsystemsofbiological,social,andenvironmentalfactors.• Whiletremendousadvancesinbiomedicaltechnologyhavedramaticallyimprovedourabilitytotreatillnessandprolonglifethroughtheuseofsophisticateddiagnostictesting,powerfuldrugs,andadvancedsurgery,medicinehasincreasinglyrecognizedtheimportanceofculturalcontext,socialorganization,andlifestylechoicesforindividualhealth.• Variouslylabeled"socialmedicine,”“behavioralmedicine,”and“medicalecology,”isamedicalmodelsharedwithpublichealthasabroadenedframeworkforanalyzinghealthproblemsintermsofcomplexbiosocialsystems.
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• Preventionandtreatmentofchronicdiseasesdependsheavilyonbehavioralpracticessuchasdiet,exercise,substanceuse,andstressreduction.Likewise,behaviorandsocialconditionsarethecentralcomponentsofpreventiveapproachesforotherleadingpublichealthproblems.• Nearlyalldiseasesandhealthconditionsarenowknowntohavemultifactorialetiologiesinvolvingcomplexinteractionsofprocesseslocatedinsideandoutsidepeople’sbodies.
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• Asweknow,thatstressisanunderlyingcomponentofallillness,includingbothacuteinfectionsandchronicdisorders,andthatphysicalandpsychologicalstresscanaffectone’sabilitytofightdiseaseandrestorehealth.• Illnessisincreasinglyviewedasabreakdowninthebody’snaturaldefensesystem,whichishighlysensitivetointernalemotionsandexternalstressorsinthesocialenvironment.Thenegativeimpactofsocialdiscord,whetherfromfamilyrelationships,theworksetting,orschoolpressure,canplayanimportantpart.
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• Researchandstudiesonsocialsupporthasshownthatthewayinwhichweareconnectedtootherpeoplehasaprotectiveeffectonourwell-being.• Ithasbeenshown,forinstance,thatpeoplewhointeractwithalargenetworkoffriendsandfamilymembersgetsicklessoftenandrecoverfromillnessfasterthanthosewhodonot.• Similarly,peoplewholivealonehavehigherratesofdeathandsuicidethanthosewholivewithothers.Thesetrendsillustrateonekindofmechanismthroughwhichthesocialenvironmentcanaffecthealthstatus.
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• Thesocialenvironmentcanalsoinfluencehealththroughsocialstructuralarrangements,whichpositionpeopleatdifferentplacesinsocietyandmediateaccesstoresourcessuchaseducation,income,medicalservices,status,andprestige.• Becausepeopleoccupydifferentpositionsinthesocioeconomicstructure,sodiseaseandmortalityarenotevenlydistributedwithinapopulation• Differentculturalfactorsinfluencehealth—forexample,thewaysinwhichpeoplethinkaboutandbehaveregardingfood,therelativevaluetheyplaceonworkandleisure,howhealthandillnessareperceivedandmanaged,andtheroleofethnicidentityinshapingdiseasepatterns.
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• Anumberofformulationsofthesocialecologicalmodelhavebeendeveloped.Theyallhaveincommonthenotionofmultilevelsystemsofmutualinfluenceandinteraction,movingfromtheindividuallevelthroughlinkagestolargersocialnetworksincludingthefamily,com-munity,socialinstitutions,thestate,andglobalsystems.• Keyconceptsincludesystemintegration,change,andadaptationovertime
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SOCIALECOLOGYOFHEALTHMODEL
Thismodelisorganizedaroundfivehierarchicallevelsofinfluence:• Intrapersonalfactors,• Interpersonalprocessesandrelationswithprimarysocialgroups,• Institutionalfactors,• Communityfactors,and• Publicpolicy.
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• Factorsinfluencinghealthattheintrapersonallevelincludebiologicalandpsychologicalfactorssuchasgenetics,cognition,andpersonality.• Attheinterpersonallevel,weidentifyhome,family,andpeergroupinfluences,• Whiletheorganizationallevelmightincludeworkandschoolsettings,civicassociations,andhealthcareorganizations.• Atthelevelofcommunity,wecanidentifyfactorssuchasethnicity,socialclass,socialcapital,publicfacilities,andthebuiltenvironment.• Themoremacrolevelsocietalfactorsincludepolicyissues,nationalethosandculturalvalues,infrastructure,economics,and education.
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Thismodelalsoincorporatesthenotionofproximate,intermediate,anddistaldeterminantsofhealth:• Withthemoreproximatefactorslocatednearthetipofthepyramid,theindividuallevel;• Intermediatefactorscorrespondingwithinterpersonalandorganizationallevels;• Anddistalfactorscorrespondingwithcommunityandsocietalinfluences• Althoughsystemsstrivetowardequilibrium,perfectbalanceisneverachievedbecausesystemsareopentointernalandexternalchangesandthusconstantlyrequireadjustmentoradaptation.• Becausealllevelsofanecosystemareintegrated,changeatanylevelofthesystemmayrequireadjustmentatotherlevels.
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• Theprocessofadaptationinresponsetochangeisonewayofconceptualizingstress,andagainitcanoccuratdifferentlevels,includingpsychologicaldistress,familydysfunction,communitydisruption,rapidculturechange,andenvironmentaldegradation.• Socioculturalorenvironmentalchangecanhaverepercussionsthateventuallyaffectcommunities,families,andindividuals:• Forexample,aneconomicrecessionoftenleadstohighunemploymentrates;withinfamilies,aprovidermaylosehisorherjob,leadingtolossofmedicalbenefitsandreducedincome,whichaffectsaccesstohealthcare.• Socialsupportcanbufferthenegativeeffectsofstressatdifferentlevelsofthesystem,suchasthroughclosefriendships,strongfamilies,communityresources,andone’sintegrationwith(oralienationfrom)thelargersociety.
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• Thesocialecologyofhealthmodelalsoincorporatesaspectsofthephysicalenvironment:• Atthehouseholdlevel:wecanconsiderhousingconditionsandhazardsinthehome;• Atthecommunitylevel:wemusttakeintoaccountphysicalaspectssuchasthebuiltenvironment,waterquality,airpollution,toxicwaste,noise,crowding,andotherfeatures;• Atthesocietallevel: examplesofphysicalenvironmentalconcernsmightincludeatmosphericchange(e.g.,globalwarming),changesinfloraandfauna(e.g.,deforestation,vectorhabitat),climaticstress(e.g.,heatwaves,coldspells),andnaturaldisasters(floods,tornadoes,hurricanes).
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SOURCE:Hansonetal.(2005).