Table 2. Clinical presentation of vitiligo associated with Koebner phenomenon (n=107).
| Variable | Koebner phenomenon | p-value | |
|---|---|---|---|
| Yes (n=107) | No (n=274) | ||
| Age (yr) | 27.0±22.0 | 22.0±19.0 | 0.019* |
| Age at onset of vitiligo (yr) | 14.0±12.5 | 13.0±15.0 | 0.918 |
| BSA% | 2.5±0.77 | 1.0±0.46 | <0.001* |
| Disease duration (yr) | 10.0±8.6 | 6.0±4.9 | 0.011* |
| Halo nevi presence | 6 | 30 | 0.109 |
| Leukotrichia | 41 | 76 | 0.044* |
| Family history of vitiligo | 46 | 0132 | 0.362 |
| Family history of premature grey hair | 14 | 33 | 0.781 |
| Gender | |||
| Male | 64 | 0173 | 0.556 |
| Female | 43 | 0101 | |
| Progression | |||
| Progressing | 75 | 0162 | 0.013* |
| Non-progressing | 32 | 0112 | 0.030* |
| Type of vitiligo | |||
| Focal | 16 | 76 | 0.008* |
| Segmental | 0 | 8 | - |
| Acrofacial | 20 | 52 | 0.948 |
| Vitiligo vulgaris | 48 | 0104 | 0.216 |
| Mucosal | 1 | 5 | 0.530 |
| Mixed | 22 | 29 | 0.010* |
Values are presented as median±inter-quartile range or number (%). *p-values<0.05 are considered statistically significant.