1. How much do health literacy and patient activation contribute to older adults' ability to manage their health? Publication: Washington, D.C. : AARP, c2005 Subject(s): Educational StatusMedicarePatient ParticipationAge FactorsChronic DiseaseDecision MakingHealth BehaviorHealth Knowledge, Attitudes, PracticeReadingSelf CareSurveys and QuestionnairesHumansUnited States