Table I.
Descriptive data of population
| Age at inclusion | 37 years (mean SD ±13.3 years) |
| Gender | |
| male | 281 (45.5%) |
| female | 337 (54.5%) |
| Personal history at inclusion | |
| melanoma | 28 (4.53%) |
| melanoma & AMS | 245 (39.64%) |
| AMS | 311 (50.32%) |
| Xeroderma pigmentosum (all with previous MM) | 3 (0.5%) |
| Giant congenital nevus (one with previous MM) | 8 (1.29%) |
| Others (only familial history of MM, Gorlin-Goltz syndrome, etc) | 23 (3.72%) |
| Nevi count | |
| <50 | 44 (7.11%) |
| 50–100 | 218 (35.30%) |
| 100–200 | 241 (38.99%) |
| >200 | 115 (18.60%) |
| Phototype | |
| I | 19 (3.1%) |
| II | 249 (40.3%) |
| III | 327 (52.9%) |
| IV | 23 (3.7%) |
| V | 0 |
| VI | 0 |
| Eyes color | |
| Blue | 80 (12.9%) |
| Green | 76 (12.3%) |
| Brown | 445 (72.0%) |
| Black | 17 (2.8%) |
| Hair color | |
| Red | 26 (4.2%) |
| Blonde | 84 (13.6%) |
| Brown | 463 (74.9%) |
| Black | 45 (7.3%) |
| Lentiginoses | |
| mild | 209 (33.8%) |
| moderate | 97 (15.7%) |
| severe | 72 (11.7%) |
| no | 240 (38.8%) |
| CDKN2A mutation | 39 (11.5% of studied) |
| MC1R polymorphism | 163 (75.1% of studied) |
| V60L | 42 |
| V92M | 17 |
| R151C | 28 |
AMS: Atypical Mole Syndrome