Table 2. Univariate and Multivariate Logistic Regression Models for Development of CM at Any Future Site Separate From the Biopsy of Moderately Dysplastic Nevi.
| Variable | CM at Separate Site | ||||
|---|---|---|---|---|---|
| Univariate Model (N = 438) | Multivariate Model (N = 317) | ||||
| Yes | No | P Value | OR (95% CI) | P Value | |
| Sex, No./total No. (%) | |||||
| Male | 56/245 (22.9) | 189/245 (77.1) | .99 | 0.92 (0.46-1.83) | .81 |
| Female | 44/193 (22.8) | 149/193 (77.2) | 1 [Reference] | ||
| History of CM, No./total No. (%) | |||||
| Yes | 71/145 (49.0) | 74/145 (51.0) | <.001 | 11.74 (5.71-24.15) | <.001 |
| No | 29/292 (9.9) | 263/292 (90.1) | 1 [Reference] | ||
| History of dysplastic nevi, No./total No. (%) | |||||
| Yes | 64/191 (33.5) | 127/191 (66.5) | <.001 | 2.55 (1.23-5.28) | .01 |
| No | 25/190 (13.2) | 165/190 (86.8) | 1 [Reference] | ||
| Unknown | 11/57 (19.3) | 46/57 (80.7) | |||
| Family history of CM, No./total No. (%) | |||||
| Yes | 24/83 (28.9) | 59/83 (71.1) | .12 | 1.63 (0.82-3.22) | .16 |
| No | 52/266 (19.5) | 214/266 (80.5) | 1 [Reference] | ||
| Unknown | 24/89 (27.0) | 65/89 (73.0) | |||
| Age, mean (SD), y | 49.7 (15.8) | 45.9 (16.9) | .04 | 0.99 (0.97-1.01) | .37 |
Abbreviations: CM, cutaneous melanoma; OR, odds ratio.