Table 2.
Relation between response and different criteria of the patients
| Variables | Responders (n = 66) | Non responders (n = 34) | χ2 | p-value | ||
|---|---|---|---|---|---|---|
| No | % | No | % | |||
| Residence | ||||||
|
Urban Rural |
34 32 |
51.5 48.5 |
10 24 |
29.4 70.6 |
4.45 | 0.035* |
| Type of vitiligo | ||||||
| Focal | 6 | 9.1 | 10 | 29.4 | 6.89 | 0.009* |
| Unilateral | 2 | 3.0 | 2 | 5.9 | FET | 0.603 |
| Acrofacial | 16 | 24.2 | 2 | 5.9 | 2.93 | 0.086 |
| Vulgaris | 24 | 36.4 | 18 | 52.9 | 2.53 | 0.112 |
| Mixed | 18 | 27.3 | 2 | 5.9 | 6.41 | 0.011* |
| Genotype | ||||||
|
Taq I Homo TT Homo tt Hetero Tt |
36 8 22 |
54.5 12.1 33.3 |
14 6 14 |
41.2 17.6 41.2 |
1.67 | 0.433 |
|
Apa I Homo AA Homo aa Hetero Aa |
36 0 30 |
54.5 0 45.5 |
12 4 18 |
35.3 7.7 52.9 |
9.75 | 0.008* |
| Taq I alleles | ||||||
|
T t |
94 38 |
71.2 28.8 |
42 26 |
61.8 38.2 |
1.84 | 0.175 |
| Apa I alleles | ||||||
|
A a |
102 30 |
77.3 22.7 |
42 26 |
61.8 38.2 |
5.35 | 0.021* |
| VIDA score (median & range) | 1.0 (−1.00–4.00) | 2.00 (0.00–4.00) | Z = 2.16 | 0.009* | ||
| VASI score before treatment (median & range) | 3.00 (0.50–8.75) | 2.25 (0.25–3.90) | Z = 2.82 | 0.005* | ||
| VASI score after treatment (median & range) | 1.75 (0.10–6.75) | 2.25 (0.25–3.95) | Z = 1.66 | 0.097 | ||
| % of change in VASI score (median & range) | −45 (−91.30/4.35) | 0 (−10/12.86) | Z = 7.51 | < 0.001* | ||
FET Fisher's exact test; Z Mann–Whitney test; χ2 chi-square test; t Student’s t test
*P is significant if < 0.05