| Patient’s age | Numbers (n = 46) | % | ||||
| 1 to 12 months | 4 months | 1 | 5 | 2 | 10 | |
| 8 months | 1 | 2 | ||||
| 9 months | 2 | 4 | ||||
| 1 to 5 years | 1 year | 2 | 25 | 4 | 55 | |
| 2 years | 3 | 7 | ||||
| 3 years | 9 | 20 | ||||
| Four years | 8 | 17 | ||||
| 5 years | 4 | 9 | ||||
| 6 to 10 years | 6 years | 2 |
| 4 | 20 | 35 |
| 7 years | 2 |
| 4 | |||
| 8 years | 1 |
| 2 | |||
| 9 years | 4 |
| 9 | |||
| 11 to 15 years old | 12 years | 4 |
| 9 | 15 |
|
| 13 years | 1 |
| 2 | |||
| 14 years old | 2 |
| 4 | |||