Table II.
Multivariate cox regression of cutaneous malignant melanoma risk
| Variable | Hazard ratio | 95% Confidence interval | P value |
|---|---|---|---|
| Vitiligo vs controls | |||
| Vitiligo | 1.00 | 0.49–2.01 | NS |
| Age | 1.04 | 1.03–1.05 | <.001 |
| Men | 0.93 | 0.63–1.38 | NS |
| No. of phototherapy sessions | 0.98 | 0.93–1.04 | NS |
| Income | 1.00 | 1.00–1.00 | NS |
| Vitiligo vs lichen planus | NS | ||
| Vitiligo | 0.94 | 0.45–1.95 | NS |
| Age | 1.02 | 1.01–1.04 | <.05 |
| Men | 1.03 | 0.65–1.64 | NS |
| No. of phototherapy sessions | 0.89 | 0.74–1.08 | NS |
| Income | 1.00 | 1.00–1.00 | NS |
No, Number; NS, not significant.
The individual hazard ratio for each variable in the multivariate Cox regression analysis of cutaneous malignant melanoma risk in subjects with vitiligo versus controls and vitiligo versus lichen planus.