Table 1 Comparisons in demographic characteristics and comorbidities in patient with and without Early-onset cataract
| Â | Early-onset cataract | p-value | |
|---|---|---|---|
| Â | No | Yes | |
|  | (N = 8336) | (N = 2084) | |
Gender | 0.99 | ||
 Women | 4160 (49.9) | 1040 (49.9) |  |
 Men | 4176 (50.1) | 1044 (50.1) |  |
Age stratified | 0.99 | ||
  ≤ 35 | 772 (9.26) | 193 (9.26) |  |
 36–45 | 1980 (23.8) | 495 (23.8) |  |
 46–55 | 5584 (67.0) | 1396 (67.0) |  |
 Age, mean ± SD a | 45.4 (7.43) | 46.3 (7.41) | < 0.0001 |
Urbanization level†| 0.02 | ||
 1 (highest) | 2601 (31.2) | 670 (32.2) |  |
 2 | 2558 (30.7) | 682 (32.7) |  |
 3 | 1558 (18.7) | 329 (15.8) |  |
 4 (lowest) | 1619 (19.4) | 403 (19.3) |  |
Comorbidity | |||
 Vertigo | 358 (4.29) | 132 (6.33) | < 0.0001 |
 Insomnia | 2689 (32.3) | 961 (46.1) | < 0.0001 |
 Anxiety | 589 (7.07) | 222 (10.7) | < 0.0001 |
 Hearing loss | 45 (0.54) | 28 (1.34) | < 0.0001 |