Table 4 Meta-analysis characteristics: comparison to original review
| Â | Original Review (39 guidelines) | Updated Review (24 Reviews) |
|---|---|---|
RCTs only | 4 (40%) | 12 (50%) |
Final outcomes | 6 (60%) | 20 (83%) |
Lumping of interventions | 7 (70%) | 12 (50%) |
Random effects meta-analysis | 8 (80%) | 19 (79%) |
Fixed effects meta-analysis | 1 (10%) | 2 (8%) |
Forest plots for presentation | 9 (90%) | 21 (88%) |
Assessed publication bias | 1 (10%) | 3 (13%) |