Table 1.

Characteristics of colorectal cancer patients approached for study participation (N = 1,111) and univariate analysis of factors associated with the decision to enroll in cancer genetics research

CharacteristicsNo. (% of N)Enrolled (n)% EnrolledOR (95% CI)P*
Total enrollment1,11169662.6
Age, y (median, 59.4)
    ≤65739 (66.5)48465.51.43 (1.11-1.85)0.007
    >65372 (33.5)21257.0
Sex
    Male575 (51.8)38466.81.44 (1.13-1.84)0.004
    Female536 (48.2)31258.2
Ethnicity
    White1,055 (95.8)66963.42.06 (1.14-3.74)0.019
    Nonwhite46 (4.2)2145.7
        Black23 (2.1)1043.5
        Nonwhite Hispanic13 (1.2)646.2
        Asian10 (0.9)550.0
    Unknown10 (0.9)
First-degree relative with colorectal cancer
    Yes258 (23.2)17668.21.36 (1.01-1.83)0.047
    No843 (75.9)51661.2
    Unknown10 (0.9)
Individuals with children
    Yes914 (82.3)58363.81.02 (0.73-1.44)0.931
    No171 (15.4)10863.2
    Unknown26 (2.3)
Visit type
    Follow-up79 (7.1)5265.81.16 (0.72-1.88)0.630
    New1,032 (92.9)64462.4
Insurance type
    Medicare303 (27.3)17959.10.81 (0.62-1.06)0.500
    Medicaid39 (3.5)2564.11.00 (0.51-1.96)
    Self-Pay23 (2.1)1460.90.77 (0.31-1.94)
    Private746 (67.1)47864.1
  • * Fisher's exact test unless otherwise indicated.

  • Pearson's χ2 test.