Comparison 8. Trabeculotomy‐trabeculectomy plus mitomycin C versus trabeculectomy plus mitomycin C.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
8.1 Mean IOP after surgery	1		Mean Difference (IV, Fixed, 95% CI)	Subtotals only
8.1.1 6 months or any time point < 1 year (specify)	1	32	Mean Difference (IV, Fixed, 95% CI)	0.87 [‐2.43, 4.17]
8.2 Proportion with postoperative IOP ≤ 21 mmHg (surgical success) with or without glaucoma medications	1		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
8.2.1 6 months or any time point < 1 year (specify)	1	32	Risk Ratio (M‐H, Fixed, 95% CI)	0.92 [0.64, 1.33]
8.3 Mean corneal diameter	1		Mean Difference (IV, Fixed, 95% CI)	Subtotals only
8.3.1 6 months or any time point < 1 year (specify)	1	32	Mean Difference (IV, Fixed, 95% CI)	0.00 [‐0.71, 0.71]