Frailty Modifies the Association Between Multimorbidity and Hospital-Associated Disability in Hospitalized Older Adults.
OBJECTIVES To examine whether the prognostic relevance of multimorbidity burden for hospital-associated disability (HAD) varies with baseline frailty in hospitalized older adults. DESIGN Retrospective multicenter cohort study. SETTING AND PARTICIPANTS We analyzed data from 1599 older adults aged ≥65 years admitted...