P-value by

Total

Focal decrease in melanin

All field decrease in melanin

No basal melanin

Group C

0.345

12 (100%)

4 (33.33%)

8 (66.67)

0 (0%)

Pityriasis alba

12 (100%)

2 (16.67%)

6 (50%)

4 (33.33%)

Vitiligo

24

6

14

4

Total