Table 2 Characteristics of GenoMEL participants (N = 2407)
Variable | Individuals, n (%) | |
|---|---|---|
Age at Interview | ||
Mean (SD) | 52.9 | (16) |
< 20 | 16 | (0.7) |
20–30 | 182 | (7.6) |
30–40 | 340 | (14.1) |
40–50 | 478 | (19.9) |
50–60 | 514 | (21.4) |
60–70 | 459 | (19.1) |
70–80 | 319 | (13.3) |
80+ | 99 | (4.2) |
Birth decade | ||
1910–1929 | 147 | (6.1) |
1930–1939 | 351 | (14.6) |
1940–1949 | 493 | (20.5) |
1950–1959 | 501 | (20.8) |
1960–1969 | 482 | (20.0) |
1970–1979 | 292 | (12.1) |
1980–1989 | 141 | (5.9) |
Sex | ||
Female | 1421 | (59.0) |
Male | 986 | (41.0) |
Hair color | ||
Red | 279 | (11.6) |
Blonde or fair | 848 | (35.2) |
Brown | 1164 | (48.4) |
Black | 104 | (4.3) |
Missing | 12 | (0.5) |
Eye color | ||
Blue | 874 | (36.3) |
Gray, hazel or green | 1062 | (44.1) |
Brown or black | 464 | (19.3) |
Missing | 7 | (0.3) |
Skin complexion | ||
Very fair | 490 | (20.4) |
Fair | 1699 | (70.6) |
Darkera | 205 | (8.5) |
Missing | 13 | (0.5) |
Burnability | ||
Severe burn, blister | 194 | (8.1) |
Painful burn, peel | 1032 | (42.9) |
Mild burn, some tan | 959 | (39.8) |
No burn, brown tan | 165 | (6.9) |
Missing | 57 | (2.4) |
Tanability | ||
No tan or get freckled | 266 | (11.1) |
Moderate tan | 1045 | (43.4) |
Mild or occasional tan | 761 | (31.6) |
Deep tan | 272 | (11.3) |
Missing | 63 | (2.6) |
Childhood face freckles | ||
Very many | 40 | (1.7) |
Many | 176 | (7.3) |
Some | 304 | (12.6) |
Few | 464 | (19.3) |
Very few | 665 | (27.6) |
None | 723 | (30.0) |
Missing | 35 | (1.5) |
Adulthood face freckles | ||
Very many | 23 | (1.0) |
Many | 77 | (3.2) |
Some | 211 | (8.8) |
Few | 343 | (14.3) |
Very few | 798 | (33.2) |
None | 916 | (38.1) |
Missing | 39 | (1.6) |
Extent of body moles | ||
Many | 530 | (22.0) |
Some | 916 | (38.1) |
Few | 760 | (31.6) |
None | 167 | (6.9) |
Missing | 34 | (1.4) |
Melanoma history | ||
Affected | 1150 | (47.8) |
Unaffected | 1257 | (52.2) |
Center latitude | ||
High northern | 218 | (9.1) |
Mid-high northern | 758 | (31.5) |
Mid northern | 448 | (18.6) |
Southern | 983 | (40.8) |