IncomeHealth StatusSocioeconomic FactorsSocial ClassEducational StatusHealth SurveysPovertyCross-Sectional StudiesFamily CharacteristicsHealth Status DisparitiesHealth Status IndicatorsQuestionnairesHealth Services AccessibilityUnited StatesInsurance, HealthResidence CharacteristicsPrevalenceLogistic ModelsPublic HealthMental HealthHealth ExpendituresDelivery of Health CareUrban PopulationRisk FactorsAge FactorsSex FactorsNutritional StatusHealth BehaviorHealthcare DisparitiesHealth Care SurveysAfrican AmericansAttitude to HealthRegression AnalysisHealth ServicesRural PopulationMultivariate AnalysisHealth PromotionEthnic GroupsHealth PolicyUrban HealthMortalityFinancing, PersonalHealthCensusesRural HealthHealth Knowledge, Attitudes, PracticeHealth Care ReformFood SupplyPatient Acceptance of Health CareOral HealthDeveloping CountriesHealth Services Needs and DemandEuropean Continental Ancestry GroupEmploymentHousingMarital StatusQuality of LifeLongitudinal StudiesChinaDemographyPrimary Health CareCohort StudiesInterviews as TopicHousehold ArticlesHealth PlanningQuality of Health CareHealth Services ResearchInfant, NewbornWorld HealthWomen's HealthCatastrophic IllnessCost of IllnessHousehold ProductsOdds RatioPopulation SurveillancePoverty AreasHealth EducationSmokingProspective StudiesHealth PersonnelOutcome Assessment (Health Care)Linear ModelsCanadaNational Health ProgramsMothersAge DistributionBrazilSelf ReportData CollectionInsurance CoverageMedically UninsuredChronic DiseaseChild Health ServicesOccupational HealthSelf-AssessmentFollow-Up StudiesBody Mass IndexSex DistributionContinental Population GroupsPublic Health Administration