| Category | Age interval (year) | Number of patients | Relative frequency (%) |
| Baby | 0 - 1 | 37 | 3.2 |
| Infancy | 2 - 3 | 199 | 17.3 |
| Pre-school age | 4 - 6 | 91 | 7.9 |
| School age | 7 - 12 | 263 | 22.9 |
| Teenagers | 13 - 18 | 196 | 17.0 |
| Young adults | 19 - 25 | 171 | 14.9 |
| Youth | 26 - 45 | 167 | 14.5 |
| Mid adults | 46 - 59 | 23 | 2.0 |
| The elderly | 60 - 75 | 2 | 0.2 |
| Total | Total | 1149 | 100.0 |