Age group | Mild 396 (74.7%) | Moderate 85 (16.0%) | Severe and Critical 49 (9.2%) | P value |
1 month - 5 year | 64 (16.2%) | 22 (25.9%) | 7 (14.2%) | 0.071772 |
>5 year - 10 year | 91 (23.0%) | 21 (24.7%) | 17 (34.6%) | |
>10 year - 18 year | 241 (60.9%) | 42 (49.4%) | 25 (51.0%) |