Fig 1.
Flowchart of the participants.
(A)19934 students underwent vision screening,4939 (24.8%) of them failed, (B) 4659 (94.3%) students that completed cycloplegic refraction, (C) 3607 (77.4%) were diagnosed with myopia.
Table 1.
Visual acuity by student characteristics.
Table 2.
Effects of various factors on visual acuity (LogMAR of both eyesa) in Generalized Estimating Equations (GEE)b regression models.
Table 3.
Effects of various factors on myopia (VA ≤ 6/12 and SE < = -0.5D in at least one eye) in logistic regression models.