Marital StatusMarriageQuestionnairesCross-Sectional StudiesHealth StatusRisk FactorsEducational StatusSocioeconomic FactorsDivorceUnited StatesWidowhoodSingle PersonAge FactorsSex FactorsLogistic ModelsCohort StudiesLongitudinal StudiesNutritional StatusSocial ClassHealth SurveysProspective StudiesFollow-Up StudiesAfrican AmericansEmploymentSmokingPregnancyStress, PsychologicalTime FactorsDemographyOdds RatioEuropean Continental Ancestry GroupHealth Knowledge, Attitudes, PracticeDepressionHealth BehaviorIncomeMultivariate AnalysisMortalityRegression AnalysisInterviews as TopicBody Mass IndexPrevalenceLife StyleAlcohol DrinkingResidence CharacteristicsHealth Status IndicatorsUrban PopulationSocial SupportTreatment OutcomeBirth RateAnalysis of VarianceAttitude to HealthCase-Control StudiesRural PopulationContinental Population GroupsQuality of LifeData CollectionStatus EpilepticusInfant, NewbornHealth Status DisparitiesSex DistributionEthnic GroupsProportional Hazards ModelsActivities of Daily LivingIllegitimacyRetrospective StudiesConfidence IntervalsHispanic AmericansSelf ReportMothersSeverity of Illness IndexLinear ModelsPatient Acceptance of Health CareAge DistributionRisk AssessmentIncidenceFamily CharacteristicsChi-Square DistributionMaternal AgePilot ProjectsBirth CertificatesObesityOccupationsHIV InfectionsPsychiatric Status Rating ScalesPatient ComplianceParitySelf ConceptSexual BehaviorChinaPsychometricsCaliforniaComorbidityMass ScreeningFinlandEducationSocial EnvironmentPovertyInterpersonal RelationsPregnancy in AdolescenceAdaptation, Psychological