RESUMEN
Objective To evaluate the effect of weight managementfor the quality of life of patients with chronic heart failure. Methods The randomized controlled trials (RCT) on the effect of weight management for the quality of life of patients with chronic heart failure interventions were collected using the databases of China National Knowledge Infrastructure (CNKI), The Wan fang database, CBM, Chinese Science and Technology Periodical Databases (VIP), PubMed, Cochrane Library, Web of Science, Embase, time for the construction of the database to December 2017. Quality evaluation and data extraction of the included literature. Data were analyzed with Revman5.3 software. Results Five RCTs were included in the study, with a total of 739 people. The results of Meta-analysis showed that the total score of QOL [MD=-10.38(95％CI-19.83--0.93), Z=2.15,P=0.03], QOL emotional domain score [MD=-2.45(95％CI-4.35--0.55), Z=2.53, P=0.01] and body domain score [MD=-6.61(95％CI-12.81--0.41), Z=2.09, P=0.04] of patients with chronic heart failure in weight management group were lower and statistically significant. Conclusions Weight management improve the quality of life in patients with chronic heart failure, weight management improve the quality of life in patients with chronic heart failure and the physical and emotional areas. However, it is necessary to carry out high-quality, large sample randomized controlled trials to confirm the above results.