Parameter | Group A | Group B | Group C | |
Gender | Male | 11 (45.8%) | 16 (66.6) | 11 (40.7%) |
| Female | 13 (54.1%) | 8 (33.3) | 16 (59.2%) |
Age | Mean | 19.58 | 33.75 | 33.70 |
| SD | 1.829 | 0.923 | 1.148 |
Duration | Mean | 6.933 | 6.583 | 7.000 |
| SD | 0.767 | 0.829 | 0.749 |
Site | Face | 14 (58%) | 3 (13%) | 7 (26%) |
| Upper limbs | 3 (13%) | 9 (38%) | 9 (33%) |
| Lower limbs | 5 (21%) | 12 (50%) | 10 (37%) |
| Trunk | 2 (8%) | 0 (0%) | 1 (4%) |