Table 3.
Skin Cancer Type and Site of Sunburn | Women |
Men |
||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
No. of Cases | No. of Person-Years | Age-Adjusted |
Multivariate-Adjusteda |
No. of Cases | No. of Person-Years | Age-Adjusted |
Multivariate-Adjusteda |
|||||
HR | 95% CI | HR | 95% CI | HR | 95% CI | HR | 95% CI | |||||
Melanoma | ||||||||||||
Never sunburned | 47 | 256,347 | 1.00 | Referent | 1.00 | Referent | 11 | 40,907 | 1.00 | Referent | 1.00 | Referent |
Face/arms only | 6 | 24,026 | 1.35 | 0.58, 3.16 | 1.18 | 0.51, 2.77 | 6 | 10,172 | 2.18 | 0.81, 5.90 | 1.84 | 0.68, 4.99 |
Trunk only | 62 | 181,047 | 1.88 | 1.28, 2.74 | 1.65 | 1.13, 2.41 | 56 | 78,853 | 2.65 | 1.39, 5.06 | 2.33 | 1.22, 4.45 |
Lower limbs only | 4 | 16,495 | 1.35 | 0.48, 3.74 | 1.15 | 0.41, 3.20 | 4 | 8,530 | 1.71 | 0.54, 5.38 | 1.55 | 0.49, 4.86 |
SCC | ||||||||||||
Never sunburned | 107 | 239,738 | 1.00 | Referent | 1.00 | Referent | 42 | 35,557 | 1.00 | Referent | 1.00 | Referent |
Face/arms only | 14 | 21,937 | 1.42 | 0.81, 2.47 | 1.31 | 0.75, 2.28 | 16 | 8,196 | 1.63 | 0.91, 2.90 | 1.46 | 0.82, 2.60 |
Trunk only | 102 | 166,979 | 1.40 | 1.06, 1.83 | 1.23 | 0.93, 1.61 | 118 | 65,562 | 1.49 | 1.05, 2.13 | 1.34 | 0.94, 1.90 |
Lower limbs only | 11 | 15,058 | 1.65 | 0.89, 3.07 | 1.49 | 0.80, 2.78 | 11 | 7,090 | 1.29 | 0.66, 2.51 | 1.19 | 0.61, 2.31 |
BCC | ||||||||||||
Never sunburned | 1,311 | 239,738 | 1.00 | Referent | 1.00 | Referent | 377 | 35,557 | 1.00 | Referent | 1.00 | Referent |
Face/arms only | 154 | 21,937 | 1.27 | 1.08, 1.50 | 1.19 | 1.00, 1.40 | 111 | 8,196 | 1.27 | 1.03, 1.58 | 1.19 | 0.96, 1.47 |
Trunk only | 1,111 | 166,979 | 1.23 | 1.14, 1.34 | 1.12 | 1.04, 1.22 | 855 | 65,562 | 1.22 | 1.08, 1.38 | 1.13 | 1.00, 1.28 |
Lower limbs only | 113 | 15,058 | 1.37 | 1.13, 1.66 | 1.26 | 1.04, 1.53 | 85 | 7,090 | 1.10 | 0.87, 1.39 | 1.04 | 0.82, 1.32 |
Abbreviations: BCC, basal cell carcinoma; CI, confidence interval; HR, hazard ratio; SCC, squamous cell carcinoma.
a Results of multivariate analyses were adjusted for the covariates listed in footnote “a” of Table 2.