Table 2.

Prevalence and OR (and 95% CI) for the associations among demographic factors, health-related characteristics, sun exposure and sunburn history, and skin cancer history according to skin cancer prevention behaviors among males and females, Washington County, Maryland, 2007

MalesFemales
Regular sunscreen useRegular sun-protective clothing useRegular sunscreen useRegular sun-protective clothing use
%OR (95% CI)*%OR (95% CI)*%OR (95% CI)*%OR (95% CI)*
Age
    30-399.31.0 (referent)11.11.0 (referent)41.11.0 (referent)7.21.0 (referent)
    40-4914.32.50 (0.69-9.00)16.02.69 (0.77-9.36)28.40.66 (0.45-0.97)9.31.15 (0.59-2.22)
    50-5915.22.34 (0.68-8.08)22.13.36 (1.00-11.24)34.10.81 (0.57-1.16)13.71.67 (0.91-3.07)
    60-6912.11.59 (0.46-5.50)26.84.35 (1.30-14.54)28.60.63 (0.44-0.90)18.82.21 (1.21-4.06)
    70-7913.71.73 (0.49-6.06)30.84.73 (1.41-15.92)26.40.58 (0.40-0.85)20.82.34 (1.27-4.38)
    ≥8011.01.08 (0.29-3.98)39.55.66 (1.65-19.40)17.70.30 (0.19-0.47)24.62.43 (1.27-4.66)
Years of education1.09 (1.05-1.14)1.04 (1.01-1.08)1.13 (1.10-1.16)1.05 (1.02-1.09)
Cigarette Smoking
    Never13.21.0 (referent)28.51.0 (referent)28.91.0 (referent)17.31.0 (referent)
    Former13.41.13 (0.86-1.49)270.77 (0.63-0.95)31.21.17 (1.00-1.37)17.40.99 (0.82-1.20)
    Current3.80.33 (0.13-0.84)12.70.46 (0.28-0.77)21.60.69 (0.51-0.95)10.80.73 (0.48-1.10)
BMI0.94 (0.92-0.97)0.99 (0.97-1.01)0.97 (0.96-0.98)1.00 (0.99-1.01)
Days of 1 h sun exposure
    ≤1 d/w 16.01.0 (referent)35.41.0 (referent)27.81.0 (referent)21.91.0 (referent)
    >1 d/w12.30.78 (0.56-1.08)24.30.77 (0.63-0.95)30.11.09 (0.92-1.30)12.00.72 (0.58-0.89)
Ever blistering sunburn
    No10.31.0 (referent)28.21.0 (referent)31.81.0 (referent)18.51.0 (referent)
    Yes15.21.12 (0.84-1.50)24.81.08 (0.88-1.33)24.80.99 (0.85-1.16)14.31.22 (1.00-1.49)
Weekday hours in the midday sun0.99 (0.88-1.12)1.09 (0.99-1.19)0.98 (0.90-1.06)1.09 (0.97-1.22)
Weekend hours in the midday sun 1.04 (0.92-1.18)0.88 (0.80-0.97)1.04 (0.96-1.12)0.81 (0.73-0.90)
Personal history of skin cancer
    No10.71.0 (referent)22.41.0 (referent)26.21.0 (referent)14.81.0 (referent)
    Yes21.52.07 (1.54-2.78)41.81.84 (1.46-2.30)42.52.21 (1.83-2.67)27.01.71 (1.39-2.11)
Family history of skin cancer
    No11.61.0 (referent)26.01.0 (referent)27.61.0 (referent)16.61.0 (referent)
    Yes18.71.41 (1.07-1.86)29.91.00 (0.80-1.25)32.51.00 (0.85-1.17)17.60.96 (0.79-1.16)
  • *OR with 95% CI. Adjusted for all covariates listed in table plus skin reaction to sunlight.

  • P for trend <0.05.

  • Measured continuously.