Intraocular Pressure Outcomes and Risk Factors for Failure in the Collaborative Bleb-Related Infection Incidence and Treatment Study

Trabeculectomy with mitomycin C is an effective and safe procedure for reducing IOP in the CBIITS. The number of previous glaucoma surgeries, preoperative lens status and IOP, the needling procedure, and cataract surgery after trabeculectomy influenced the success rate, as determined by the target IOP.