Table 1.

Demographic characteristics by race and sex from a colorectal cancer screening intervention trial of primary care patients (n = 1,413)

Total (n = 1,411%*)Caucasian males (n = 274%)Caucasian females (n = 291%)African American males (n = 195%)African American females (n = 653%)Test of difference
Age, mean59.259.359.458.159.4F(3) = 2.11, P = 0.086
Marital status
    Married/partner42.762.845.762.627.0χ2(3) = 143.9, P < 0.001
Educational attainment
    <High school13.12.96.221.517.9χ2(9) = 376.9, P < 0.001
    High school/GED36.417.523.744.647.6
    Some college18.211.316.521.021.0
    4-y college degree+32.368.253.612.813.5
  • * Some percentages may not add up to 100 due to “refused” and “don't know” responses.