From: Prevalence of myopia and vision impairment in school students in Eastern China
Demographics | Odds ratio (95% CI) | P-value |
---|---|---|
Grade | < 0.0001 | |
Kindergarten | Reference | |
Grade 1 | 1.89 (0.94, 3.83) | |
Grade 2 | 7.01 (3.81, 12.9) | |
Grade 3 | 9.60 (5.26, 17.5) | |
Grade 4 | 19.4 (10.8, 35.1) | |
Grade 5 | 33.6 (18.6, 60.7) | |
Grade 6 | 48.4 (26.7, 87.9) | |
Grade 7 | 76.4 (42.0, 139) | |
Grade 8 | 88.1 (48.2, 161) | |
Grade 9 | 137 (73.9, 255) | |
Grade 10 | 199 (104, 379) | |
Grade 11 | 211 (110, 403) | |
Grade 12 | 187 (99, 351) | |
Gender | < 0.0001 | |
Male | Reference | |
Female | 1.36 (1.18, 1.57) | |
School location | 0.28 | |
Urban | 0.92 (0.78, 1.08) | |
Rural | Reference | |
School workload | < 0.0001 | |
Low | Reference | |
Moderate | 1.54 (1.06, 2.24) | |
High | 2.29 (1.54, 3.41) |