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| Methods | RCT | |
| Participants | Details not reported. | |
| Interventions | (1) OCTR with 2 short incisions and epineurotomy (50 patients). (2) OCTR with epineurotomy (50 patients). | |
| Outcomes | Details not reported. | |
| Notes | ||
| Risk of bias | ||
| Bias | Authors' judgement | Support for judgement |
| Allocation concealment (selection bias) | Unclear risk | B ‐ Unclear |
