From: Prevalence of refractive errors in Tibetan adolescents
Type of disorder | Plateau group (n,%) | Plains group (n,%) | Χ2 | p value |
---|---|---|---|---|
Anisocoria | 26(0.80) | 25(0.23) | 23.485 | p < 0.001 |
Anisometropia | 127(3.91) | 1652(14.88) | 278.448 | p < 0.001 |
Astigmatism | 138(4.25) | 1290(11.62) | 152.348 | p < 0.001 |
Gaze | 62(1.91) | 791(7.12) | 122.280 | p < 0.001 |
Hyperopia | 23(0.71) | 104(0.94) | 1.498 | P = 0.221 |
Myopia | 774(23.83) | 5487(49.42) | 669.251 | p < 0.001 |