Table 4.
The frequency of vitiligo in patients with psoriasis and healthy controls
| Vitiligo | Psoriasis
|
Healthy control
|
χ2 | df | P-value | ||
|---|---|---|---|---|---|---|---|
| N | % | N | % | ||||
| Yes | 5 | 2.0 | 3 | 0.6 | 3.09 | 1 | 0.16 |
| No | 245 | 98.0 | 497 | 99.4 | |||
| Total | 250 | 100.0 | 500 | 100.0 | |||
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