| Analysis | Measure of effect in random‐effects models (95% CI) | Measure of effect in fixed‐effect models |
| Analysis 1.1 | MD ‐0.07 logMAR (‐0.12 to ‐0.02) | MD ‐0.07 logMAR (‐0.12 to ‐0.02) |
| Analysis 2.3 | MD ‐0.24 logMAR (‐0.50 to 0.01) | MD ‐0.19 logMAR (‐0.32 to ‐0.06) |
| Analysis 2.4 | RR 0.30 (0.18 to 0.52) | RR 0.32 (0.24 to 0.45) |
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