XEN implant and trabeculectomy medium-term quality of life assessment and comparison of results.

Aim: To evaluate and compare the quality of life of patients submitted to XEN implant or trabeculectomy and the relationship with potentially involved variables.

Methods: A cross-sectional study of patients with advanced open-angle glaucoma who underwent implantation of XEN (group 1) and trabeculectomy (group 2) between October 2015 and February 2017. The studied variables were: age, gender, follow-up time, need of topical anti-hypertensive therapy, visual acuity and intraocular pressure (IOP).