Table 2 Information reported by reports about included SRs
Assessment of characteristics at the report level | Reports assessing MQ only | Reports assessing MQ and RQ or RQ only | All reports |
|---|---|---|---|
N = 50, n (%) | N = 26, n (%) | N = 76, n (%) | |
Source of funding | 25 (50) | 19 (73) | 44 (58) |
Conflict of interest | 22 (44) | 12 (46) | 34 (45) |
Heterogeneity investigated | 32 (64) | 15 (58) | 47 (62) |
Meta-analysis results reported | 22 (44) | 10 (38) | 32 (42) |
Updated reviews | 6 (12) | 7 (27) | 13 (17) |
Publication bias | 25 (50) | 13 (50) | 38 (50) |
Limitations discussed | 2 (4) | 14 (54) | 16 (21) |
Critically appraised abstracts | 0 (0) | 22 (85) | 22 (29) |
Interpretation consistent with results | 21 (42) | 8 (31) | 29 (38) |
Provided quantitative summary of quality or reporting across reviews | 29 (58) | 16 (62) | 45 (59) |