Treatment Outcomes in the Tube Versus Trabeculectomy (TVT) Study After Five Years of Follow-up

Purpose To report 5-year treatment outcomes in the Tube Versus Trabeculectomy (TVT) Study. Design Multicenter randomized clinical trial. Methods Settings: Seventeen clinical centers. Study population: Patients 18 to 85 years of age who had previous trabeculectomy and/or cataract extraction with intraocular lens implantation and uncontrolled glaucoma with intraocular pressure (IOP) ≥18 mm Hg and ≤40 mm Hg on maximum tolerated medical therapy....