Table 1.

Residential sun exposure in early life and in adulthood in relation to risk of nonfatal and fatal prostate cancer

Nonfatal and fatal cases
Nonfatal cases
Fatal cases
nPerson-yearsRR (95% CI)*RR (95% CI)nRR (95% CI)nRR (95% CI)
Solar radiation in state of birth†,
    Low7820,0981.01.0§441.0§341.0§
    Medium4715,8170.75 (0.52-1.07)0.73 (0.48-1.09)330.85 (0.52-1.40)140.57 (0.28-1.14)
    High2512,7730.52 (0.33-0.81)0.49 (0.27-0.90)200.59 (0.29-1.21)50.31 (0.09-1.03)
Solar radiation in state of longest residence
    Low8621,8871.01.0431.0341.0
    Medium4114,8350.72 (0.50-1.05)0.90 (0.58-1.38)291.07 (0.63-1.81)120.70 (0.32-1.50)
    High3314,5910.59 (0.39-0.88)0.80 (0.44-1.49)251.02 (0.49-2.13)70.49 (0.15-1.59)
Solar radiation in state of birth vs solar radiation in state of longest residence
    Low vs low8222,2101.0471.0351.0
    Low vs high82,0550.87 (0.42-1.79)40.78 (0.28-2.17)41.00 (0.36-2.82)
    High vs low51,9200.54 (0.22-1.33)30.60 (0.19-1.93)20.46 (0.11-1.93)
    High vs high5522,1620.66 (0.47-0.93)430.89 (0.59-1.34)120.34 (0.18-0.66)
  • NOTE: Solar radiation classified according to tertile distribution.

  • * Adjusted for age (continuous).

  • Solar radiation classified according to tertile distribution.

  • Analysis excludes foreign-born men.

  • § Adjusted for age and solar radiation in state of longest residence (continuous).

  • Adjusted for age and solar radiation in state of birth (continuous).