Effects of case management for frail older people or those with chronic illness: A systematic review

demand that interventions selected are most effective. A previous systematic review of the effectiveness of the pa-tient advocacy case management model was not found. b Objective: The objective of this study was to evaluate the ef-fects of patient advocacy case management on service use and healthcare costs for impaired older people or adults with a chronic somatic disease living in the community. b Methods: A literature search was conducted in Medline, CINAHL, and Cochrane databases. Included were English-language randomized controlled trials evaluating service use and costs of the patient advocacy case management model for people with a chronic somatic disease or for impaired older people living in the community. b Results: Eight relevant studies were identified and included after evaluation of methodological quality. All studies con