Meta-Analysis
Copyright ©The Author(s) 2020.
World J Meta-Anal. Aug 28, 2020; 8(4): 309-319
Published online Aug 28, 2020. doi: 10.13105/wjma.v8.i4.309
Table 2 Institutes of Medicine recommended standards for meta-analysis
Required elementPapers meeting this standard (total number and percentage)Published/ accepted papers meeting this standard (total number and percentage)Preprint papers meeting this standard (total number and percentage)
Explain why a pooled estimate might be useful to decision makers9/19 (47%)5/9 (56%)4/10 (40%)
Use expert methodologists to develop, execute, and peer review the meta-analyses15/19 (79%)7/9 (78%)8/10 (80%)
Address heterogeneity among study effects18/19 (95%)8/9 (89%)10/10 (100%)
Accompany all estimates with measures of statistical uncertainty19/19 (100%)9/9 (100%)10/10 (100%)
Assess the sensitivity of conclusions to changes in the protocol, assumptions, and study selection (sensitivity analysis)12/19 (63%)5/9 (56%)7/10 (70%)