Glaucoma Assessment Via Reading Ability

To explore a quantitative glaucoma evaluation tool of glaucoma through the dynamic evaluation of reading ability based on logarithmic Chinese reading acuity chart (C-READ), and investigate its feasibility.

Inclusion Criteria:Primary open angle glaucoma in at least 1 eye or labelled as a glaucoma suspect by a glaucoma specialistAge ≥18 years oldwith open angles on gonioscopybest-corrected visual acuity ≥0.5spherical refraction within ±5.0 diopters (D), and/or cylinder correction within 3.0 DExclusion Criteria:eyes with any evidence of physical abnormality of the iris or pupils on slit-lamp examinationeyes with a history of trauma or inflammationundergone an intraocular surgery or laser within the previous 6 months/except uncomplicated cataract surgeryusing systemic or topical medications that could affect pupil responses, including pilocarpine or atropinepresence of any media opacities that prevented good quality OCT or fundus imagespresence of any retinal or neurological disease other than glaucomaabnormal ocular motility that prevents binocular fixation (eg, nystagmus, strabismus)with severe systemic diseases or psychiatric disorders