Visual function anomalies Reading performance Mean Standard deviation Median
Visual acuity =0.1 logMAR (n=66) Errors 4.63 5.84 3.00
Accuracy 81.46 24.49 91.18
Reading speed 21.94 15.44 20.56
Strabismus (n=17) Errors 4.25 5.35 1.50
Accuracy 82.35 26.12 94.12
Reading speed 26.25 16.66 30.94
Strabismus and visual acuity =0.1 logMAR (n=10) Errors 5.00 7.78 3.00
Accuracy 68.82 40.18 91.18
Reading speed 20.71 14.27 26.34
Convergence insufficiency (n=2) Errors 3.00 0.00 3.00
Accuracy 91.18 0.00 91.18
Reading speed 29.30 0.99 29.30
Stereoacuity >60 (n=15) Errors 3.64 3.27 3.00
Accuracy 83.33 24.85 91.18
Reading speed 24.85 16.14 23.86
Children with normal visual function Errors 2.20 3.32 1.00
Accuracy 91.05 16.81 97.06
Reading speed 28.32 16.45 27.39
Uncorrected refractive error Reading performance Mean Standard deviation Median
Hyperopia (n=11) Errors 5.11 5.33 3.00
Accuracy 70.32 35.53 88.24
Reading speed 16.18 12.99 16.20
Astigmatism (n=9) Errors 4.75 5.87 2.00
Accuracy 71.57 33.82 91.18
Reading speed 19.34 17.07 20.64
Anisohyperopia (n=5) Errors 2.40 2.70 2.00
Accuracy 92.94 7.95 94.12
Reading speed 30.42 12.14 26.56


Table 2: Reading performance per visual function anomalies and uncorrected refractive error