Research Article
Association of Axial Length and Refraction with Near Horizontal Heterophoria in Chinese Children: An Observational Cross-Sectional Study
Table 2
Number and proportion of near heterophoria cases among children with different refraction.
| | | Total | Exophoria | Orthophoria | Esophoria | | N | N (%) | N (%) | N (%) |
| | Grades 1-2 | | Emmetropia | 2524 | 1592 (63.07) | 692 (27.42) | 240 (9.51) | | Myopia | 1163 | 719 (61.82) | 270 (23.22) | 174 (14.96) | | Hyperopia | 36 | 17 (47.22) | 13 (36.11) | 6 (16.67) |
| | Grades 3-4 | | Emmetropia | 1726 | 1138 (65.93) | 383 (22.19) | 205 (11.88) | | Myopia | 2085 | 1346 (64.56) | 505 (24.22) | 234 (11.22) | | Hyperopia | 35 | 17 (48.57) | 7 (20.00) | 11 (31.43) |
| | Grades 5-6 | | Emmetropia | 735 | 465 (63.27) | 179 (24.35) | 91 (12.38) | | Myopia | 2685 | 1851 (68.94) | 509 (18.96) | 325 (12.10) | | Hyperopia | 24 | 9 (37.50) | 8 (33.33) | 7 (29.17) |
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