Table 1.
General characteristics of the studied groups
| Patient group | Patient (N = 50) N (%) |
||
|---|---|---|---|
| Gender | Male | 20 (40%) | |
| Female | 30 (60%) | ||
| Age (years) | Mean ± SD | 23.5 ± 14.49 | |
| Median (25th–75th) | 18 (11–32.25) | ||
| Age of onset (years) | Mean ± SD | 20.88 ± 13.184 | |
| Median (25th–75th) | 18 (10–28.5) | ||
| Onset | Sudden | 22 (44.0%) | |
| Gradual | 28 (56.0%) | ||
| Course | Stationary | 26 (52.0%) | |
| Progressive | 20 (40.0%) | ||
| Regressive | 4 (8.0%) | ||
| Duration (months) | Mean ± SD | 32.24 ± 34.103 | |
| Median (25th–75th ) | 24 (12–48) | ||
| Family history | Absent | 42 (84.0%) | |
| Present | 8 (16.0%) | ||
| The extent of the involvement | Generalized | 12 (24%) | |
| localized | Focal | 24 (48%) | |
| Acrofacial | 14 (28%) | ||
| Previous treatment | Yes | 48 (96.0%) | |
| No | 2 (4.0%) | ||
| Response to treatment | Improved | 39 (78.0%) | |
| Not improved | 11 (22.0%) | ||
| Spontaneous repigmentation | No | 50 (100.0%) | |
| Leukotrichia | Yes | 7 (14.0%) | |
| No | 43 (86.0%) | ||
| VIDA score | Mean ± SD | 1.96 ± 1.10 | |
| Median (25th–75th) | 2 (1–3) | ||
| VASI score | Mean ± SD | 3.61 ± 1.104 | |
| Median (25th–75th) | 3.5 (2.5–4.55) | ||
Z (Mann–Whitney test), t (independent sample t test)