Pragmatic multicentre randomised controlled trial showed that primary trabeculectomy had similar quality of life and safety outcomes and achieved a lower intraocular pressure compared with primary medication in newly diagnosed advanced open-angle glaucoma.

MMC, Mitomycin C; VFQ-25, visual function questionnaire-25; EQ-5D-5L, EuroQol Group’s 5 dimension 5-level health status questionnaire; HUI-3, health utility index mark 3; GUI glaucoma utility index; SITA, Swedish interactive threshold algorithm; QOL, quality of life; IOP, intraocular pressure.

Reference to original article: King AJ, Hudson J, Fernie G, Kernohan A, Azuara-Blanco A, Burr J, et al. Primary trabeculectomy for advanced glaucoma: pragmatic multicentre randomised controlled trial (TAGS). BMJ. 2021; 373:n1014. https://doi.org/10.1136/bmj.n1014.