Complete success and qualified success rates comparing Limbus- with Fornix-based trabeculectomy.

RR indicates relative risk, which was computed by using a random effects model. 95% CI indicates 95% confidence interval; n, number of patients achieving target endpoint intraocular pressure; N, number of patients; Limbus: Limbus-based conjunctival flaps group; Fornix: Fornix-based conjunctival flaps group; RCT: prospective randomized controlled trial; Retro: retrospective comparative study; Pro: prospective non-randomized comparative study; MMC, mitomycin C.