| Characteristics | Number of patients (%) |
| Age |
|
| ≤20 yrs | 3 (27.27) |
| 21 - 30 yrs | 5 (45.45) |
| 31 - 40 yrs | 2 (18.18) |
| 41 - 50 yrs | 1 (9.10) |
| >50 yrs | 0 (00) |
| Sex |
|
| Male | 7 (63.64) |
| Female | 4 (36.36) |