Frontiers in Public Health
Prevalence and associated factors of cognitive frailty in older adults with heart failure: a systematic review and meta-analysis
Objectives To explore the prevalence and associated factors of cognitive frailty in older adults with heart failure. Design A systematic review and meta-analysis. Methods We systematically searched China National Knowledge Infrastructure (CNKI), Wanfang Data, the VIP Database, SinoMed, PubMed, Web of Science, Embase, the Cochrane Library and Scopus from their inception to March 30, 2026. Results A total of 22 studies involving 8,892 older adults with heart failure were included. The meta-analysis showed that the po …