Table 1 Background characteristics for Danish outdoor and indoor worker
Covariates | Answers | Outdoor workers (N = 380) | Indoor workers (N = 119) | p |
|---|---|---|---|---|
Mean age (SD), years | – | 45.3 | 48.0 | 0.024a |
Sex | Male | 303 (79.7%) | 92 (77.3%) | 0.570 |
Female | 77 (20.3%) | 27 (22.7%) | ||
Educational level | Elementary or vocational school | 259 (68.2%) | 66 (55.5%) | 0.010 |
Gymnasium | 31 (8.2%) | 10 (8.4%) | ||
Higher education | 65 (17.1%) | 37 (31.1%) | ||
Other | 25 (6.6%) | 6 (5.0%) | ||
History of skin or lip cancer | Yes | 8 (2.1%) | 4 (3.4%) | 0.435 |
No | 372 (97.9%) | 115 (96.6%) | ||
History of smoking | Never | 202 (53.2%) | 70 (58.8%) | 0.006 |
Former | 79 (20.8%) | 34 (28.6%) | ||
Current | 99 (26.0%) | 15 (12.6%) | ||
Alcohol use | No | 73 (19.2%) | 17 (14.3%) | 0.060 |
Yes, less than 10Â units/week | 240 (63.2%) | 89 (74.8%) | ||
Yes, more than 10Â units/week | 67 (17.6%) | 13 (10.9%) | ||
Solarium use, degree | None | 159 (41.8%) | 42 (35.3%) | 0.433 |
Low | 142 (37.4%) | 53 (44.5%) | ||
Moderate | 60 (15.8%) | 20 (16.8%) | ||
High | 19 (5.0%) | 4 (3.4%) | ||
Skin type | Type 1 | 10 (2.6%) | 4 (3.4%) | 0.858 |
Type 2 | 102 (26.8%) | 33 (27.7%) | ||
Type 3 | 164 (43.2%) | 53 (44.5%) | ||
Type 4 | 86 (22.6%) | 26 (21.8%) | ||
Type 5 | 18 (4.7%) | 3 (2.5%) | ||
Weekly outdoor stay at leisure | Less than 10Â h | 31 (8.2%) | 7 (5.9%) | 0.352 |
Between 10 and 20Â h | 141 (37.1%) | 55 (46.2%) | ||
Between 20 and 30Â h | 123 (32.4%) | 38 (31.9%) | ||
Between 30 and 40Â h | 50 (13.2%) | 12 (10.1%) | ||
More than 40Â h | 35 (9.2%) | 7 (5.9%) | ||
Sun holiday annual frequency | Less than 1Â week | 227 (59.7%) | 57 (47.9%) | 0.052 |
Between 1 and 3Â weeks | 128 (33.7%) | 49 (41.2%) | ||
More than 3Â weeks | 25 (6.6%) | 13 (10.9%) |