Prevalence and influencing factors of heart failure in elderly patients:a meta-analysis
Objective To systematically evaluate the frailty status of elderly patients with heart failure and its influencing factors.Methods Literature retrieved from PubMed,EmBase,The Cochrane Library,Web of Science,China National Knowledge Infrastruc-ture(CNKI),Wan fang,VIP,and Chinese Biomedical Literature Database(CBM)from the establishment to July 2022 were collected to analyze influencing factors of frailty in elderly patients with heart failure,and then meta-analysis was performed using Stata16.0.Re-sults Fifteen papers with 2856 heart failure patients were included,and the results of meta-analysis showed that the prevalence of frailty in elderly patients with heart failure was 43％(95％CI:0.35-0.51,P＜0.01).The ORs and 95％CI of the influencing factors were NYHA cardiac function grade 4.11(2.92-5.80),multidrug grade 2.72(1.61-4.59),Charlson comorbidity index 1.25(1.08-1.46),length of hospital stay 0.81(0.74-0.89),fall history in the last year 0.16(0.07-0.36).Conclusion The prevalence of frailty in elderly patients with heart failure is relatively high,and there are many influencing factors,so it is necessary to carry out nursing in-terventions to improve the current status of frailty in elderly patients with heart failure.
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