Table 4.

Prevalence and OR (and 95% CI) for the associations between phenotypic skin cancer risk factors and skin cancer prevention behaviors among females, Washington County, Maryland, 2007

Phenotypic factorRegular sunscreen useRegular sun-protective clothing use
%OR (95% CI)OR (95% CI)*OR (95% CI)*,%OR (95% CI)OR (95% CI)*OR (95% CI)*,
Skin reaction to sunlight
    Blistering sunburn45.34.30 (3.04-6.08)4.89 (3.34-7.16)3.98 (2.82-5.62)39.95.69 (3.85-8.39)4.44 (2.88-6.85)3.51 (2.43-5.09)
    Sunburn without blisters35.02.80 (2.13-3.69)2.79 (2.08-3.76)2.47 (1.89-3.24)20.32.20 (1.58-3.06)1.93 (1.34-2.78)1.63 (1.20-2.22)
    Mild sunburn that becomes a tan26.01.81 (1.38-2.37)1.73 (1.30-2.30)1.77 (1.36-2.30)12.61.23 (0.88-1.72)1.29 (0.90-1.85)1.27 (0.94-1.73)
    Tan or darken with no sunburn16.31.0 (referent)1.0 (referent)1.0 (referent)10.41.0 (referent)1.0 (referent)1.0 (referent)
    No change in skin color12.50.80 (0.42-1.55)0.91 (0.45-1.83)0.95 (0.52-1.72)15.61.74 (0.93-3.30)1.54 (0.79-3.03)1.15 (0.65-2.05)
Complexion
    Very fair46.34.28 (2.69-6.81)3.87 (2.37-6.33)3.86 (2.46-6.06)39.87.35 (4.11-13.13)5.51 (2.94-10.35)4.58 (2.68-7.82)
    Fair34.42.63 (1.77-3.89)2.34 (1.56-3.53)2.22 (1.52-3.23)21.02.88 (1.71-4.87)2.51 (1.42-4.44)2.13 (1.32-3.44)
    Medium24.11.58 (1.07-2.34)1.45 (0.97-2.19)1.60 (1.10-2.33)11.81.47 (0.86-2.49)1.41 (0.80-2.50)1.38 (0.86-2.23)
    Light brown22.21.36 (0.79-2.34)1.32 (0.75-2.30)1.36 (0.81-2.27)12.41.50 (0.74-3.06)1.61 (0.76-3.42)1.77 (0.95-3.30)
    Medium/dark brown16.21.0 (referent)1.0 (referent)1.0 (referent)8.81.0 (referent)1.0 (referent)1.0 (referent)
Facial freckling
    None25.41.0 (referent)1.0 (referent)1.0 (referent)16.41.0 (referent)1.0 (referent)1.0 (referent)
    Small amount32.81.40 (1.22-1.61)1.20 (1.03-1.39)1.24 (1.08-1.42)17.11.03 (0.87-1.22)1.11 (0.92-1.33)1.10 (0.93-1.29)
    Large amount/almost all38.81.82 (1.34-2.48)1.51 (1.09-2.10)1.49 (1.17-1.90)20.21.30 (0.89-1.89)1.39 (0.94-2.06)1.30 (0.97-1.73)
Eye color
    Blue or green30.51.14 (1.00-1.31)1.18 (1.02-1.36)1.12 (0.98-1.27)18.41.20 (1.02-1.41)1.18 (0.99-1.40)1.18 (1.01-1.37)
    Other color27.81.0 (referent)1.0 (referent)1.0 (referent)15.71.0 (referent)1.0 (referent)1.0 (referent)
  • *OR with 95% CI. Adjusted for age, years of education, race, smoking, BMI, days of exposure, history of blistering sunburns, hours of midday exposure, and personal and family history of skin cancer.

  • Multiple imputations used to estimate missing data values.

  • P for trend <0.05.