Table 6. Complete success and qualified success comparing trabeculotomy with combined trabeculotomy with phacoemulsification.

Trial	Studies (n)	Success rate, n/N			OR (95%CI)	Heterogeneity			Overall effect
		Trabeculotomy		Phaco-trabe		Chi2	P	I2 (%)	Z	P
Complete success (≤21 mm Hg)
All trials	2	36/55		33/52	1.13 (0.51, 2.53)	0.17	0.68	0	0.30	0.77
RCT	1	10/18		7/15	1.43 (0.36, 5.66)	-	-	-	0.51	0.61
Retro	1	26/37		26/37	1.00 (0.37, 2.71)	-	-	-	0	1.00
Qualified success (≤21 mm Hg)
All trials	2	47/55		48/52	0.48 (0.14, 1.72)	0.02	0.88	0	1.13	0.26
RCT	1	16/18		14/15	0.57 (0.05, 7.00)	-	-	-	0.44	0.66
Retro	1	31/37		34/37	0.46 (0.10, 1.98)	-	-	-	1.05	0.29