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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 1 Best corrected visual acuity | 3 | 434 | Mean Difference (IV, Random, 95% CI) | ‐0.12 [‐0.31, 0.06] |
| 2 Corneal perforation | 3 | 434 | Risk Ratio (M‐H, Fixed, 95% CI) | 0.61 [0.40, 0.94] |
