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Meta-Analysis
Copyright: ©Author(s) 2026.
World J Meta-Anal. Jun 18, 2026; 14(2): 119849
Published online Jun 18, 2026. doi: 10.13105/wjma.v14.i2.119849
Figure 1
Figure 1 PRISMA 2020 flow diagram illustrating the study identification, screening, eligibility assessment, and inclusion process. A total of 377 records were identified across four databases and additional sources. Following duplicate removal and title/abstract screening, 15 full-text reports were assessed for eligibility, of which 8 publications [comprising 3 primary randomized controlled trials (RCT) and 5 secondary or pooled analyses] were included in the systematic review. Three RCTs (n = 1876) were included in quantitative synthesis. HFpEF: Heart failure with preserved ejection fraction.


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