Table 3.
The correlation between serum levels of interferon γ (IFN-γ), interleukin- (IL-) 1β, and IL-6 (pg/ml) and extent, activity, and duration of the disease among patients with alopecia areata (AA) and patients with nonsegmental vitiligo (NSV).
| Correlation between serum cytokine levels and | Alopecia areata (AA) | Nonsegmental vitiligo (NSV) | ||||
|---|---|---|---|---|---|---|
| Extent of AA (SALT) | Activity of AA (VIDA) | Duration of AA | Extent of NSV (VASI) | Activity of NSV (VIDA) | Duration of NSV | |
| IFN-γ (q in the Spearman test/p value) | -0.055/0.759218 | -0.206/0.250208 | -0.150/0.421353 | -0.055/0.778851 | -0.148/0.444011 | -0.137/0.478715 |
| IL-1β (q in the Spearman test/p value) | 0.038/0.833562 | 0.181/0.314325 | -0.073/0.694889 | 0.383/0.040441 | -0.435/0.018387 | 0.458/0.012573 |
| IL-6 (q in trhe Spearman test/p value) | 0.116/0.520565 | -0.050/0.784260 | 0.453/0.010474 | -0.054/0.779845 | -0,190/0.323085 | 0,222/0,247687 |
SALT: Severity of Alopecia Tool score; VIDA: Vitiligo Disease Activity Score; VASI: Vitiligo Area Severity Index; IL: interleukin; IFN: interferon.