Jeanne Jackson|Deborah Mandel|Jeanine Blanchard|Michael Carlson|Barbara Cherry|Stanley P. Azen|Chih Ping Chou|Maryalice Jordan?Marsh|Todd Forman|Brett White|Douglas A. Granger|Bob G. Knight|Florence Clark
Confronting challenges in intervention research with ethnically diverse older adults: the USC Well Elderly II Trial
University of Southern California|University of Southern California|University of Southern California|University of Southern California|California State University, Fullerton|University of Southern California|University of Southern California|University of Southern California|University of Southern California|University of Southern California|Pennsylvania State University|University of Southern California|University of Southern California
background communitydwelling older adults risk declines physical health cognition psychosocial wellbeing however enactment active healthpromoting lifestyles reduce declines purpose purpose article describe usc well elderly ii study randomized clinical trial designed test effectiveness healthy lifestyle program elders document various methodological challenges addressed course trial methods study 460 ethnically diverse elders recruited variety sites urban los angeles area enrolled randomized experiment involving crossover design component within either first second 6month phase study involvement elder received lifestyle intervention designed improve variety aging outcomes 45 time points 1824 month interval research participants assessed measures healthy activity coping social support perceived control stressrelated biomarkers perceived physical health psychosocial wellbeing cognitive functioning test effectiveness intervention document process mechanisms responsible effects results study protocol successfully implemented including enrollment study sites recruitment 460 older adults administration intervention adherence plan assessment establishment large computerized data base limitations methodological challenges encountered areas site recruitment participant recruitment testing intervention delivery conclusions completion clinical trials involving elders numerous local sites requires careful oversight anticipation threats study design stem social situations particular specific study sites b physical functional social challenges pertaining elder population clinical trials 2009 6 90101 httpctjsagepubcom