Table 1.

Univariate and multivariate results of the association between potential correlate variables and mammography

Potential Correlates (unweighted n and weighted percents, per coding category)Repeat mammography
Recent mammography
Weighted mammography %Adjusted OR (95% CI)Weighted mammography %Adjusted OR (95% CI)
A. Sociodemographic variables and family/personal cancer diagnosis
Insurance and usual source of care
    Insured/usual source of care (n = 1,196, 75.0%)79.9Reference87.5Reference
    Insured/no usual source of care (n = 236, 15.4%)54.50.31 (0.21-0.47)67.00.30 (0.18-0.48)
    No insurance (n = 149, 9.6%)41.00.22 (0.14-0.36)59.40.27 (0.14-0.53)
Income
    US$50,000 or more (n = 493, 33.5%)81.5Reference89.4Reference
    US$35,000 to less than US$50,000 (n = 223, 14.4%)75.30.89 (0.46-1.73)85.40.86 (0.40-1.84)
    US$20,000 to less than US$35,000 (n = 355, 21.0%)69.50.58 (0.35-0.96)79.80.47 (0.24-0.92)
    Less than US$20,000 (n = 319, 18.2%)60.50.57 (0.31-1.06)69.10.31 (0.16-0.60)
    Do not know/refused (n = 191, 12.9%)65.80.56 (0.32-0.98)77.90.48 (0.25-0.93)
Age (y)
    55-64 (n = 498, 29.8%)77.5Reference83.6Reference
    45-54 (n = 675, 45.7%)66.80.53 (0.37-0.77)79.40.71 (0.43-1.16)
    65-75 (n = 408, 24.4%)76.01.07 (0.64-1.79)83.41.30 (0.79-2.13)
Race/ethnicity
    White, non-Hispanic (n = 1,150, 76.1%)74.3Reference82.8Reference
    Black, non-Hispanic (n = 188, 10.7%)67.71.58 (0.88-2.82)82.82.60 (1.32-5.12)
    Hispanic (n = 162, 8.0%)65.51.37 (0.76-2.46)74.61.16 (0.62-2.19)
    All other, non-Hispanic (n = 81, 5.3%)61.80.87 (0.42-1.84)72.60.83 (0.35-1.95)
Marital status
    Married/with partner (n = 863, 66.4%)76.7Reference85.1Reference
    Divorced/separated (n = 380, 17.7%)59.80.80 (0.51-1.26)73.00.90 (0.48-1.68)
    Widowed (n = 230, 10.9%)68.81.02 (0.57-1.83)79.41.09 (0.55-2.16)
    Never married (n = 108, 4.9%)63.70.66 (0.27-1.65)70.30.52 (0.20-1.35)
Education
    College graduate (n = 449, 22.4%)78.3Reference85.7Reference
    Some college/technical school (n = 421, 24.5%)75.51.04 (0.63-1.71)82.60.93 (0.55-1.58)
    High school graduate (n = 505, 35.7%)72.31.01 (0.64-1.58)82.01.06 (0.65-1.72)
    Some high school or less (n = 206, 17.5%)59.60.71 (0.36-1.40)74.20.99 (0.47-2.09)
Family history of breast cancer
    Family history exists (n = 1,131, 73.4%)71.7Reference81.8Reference
    No family history (n = 450, 26.6%)73.61.05 (0.72-1.54)81.10.78 (0.51-1.20)
Ever diagnosed with cancer (not breast)
    Never diagnosed (n = 1,367, 85.6%)71.9Reference81.4Reference
    Diagnosed (n = 214, 14.4%)74.11.04 (0.66-1.64)82.70.95 (0.55-1.63)
B. Psychosocial and behavioral variables
Smoking status
    Never (n = 27,024, 53.6%)76.1Reference84.8Reference
    Current (n = 9,687, 17.2%)57.00.49 (0.34-0.71)71.20.52 (0.35-0.78)
    Former (n = 15,623, 29.2%)74.00.89 (0.60-1.33)82.20.83 (0.50-1.38)
Interference of mood with daily activities
    Does not interfere at all (n = 1,039, 66.5%)75.9Reference83.9Reference
    Interferes a little (n = 204, 14.4%)71.50.83 (0.54-1.27)83.30.99 (0.58-1.67)
    Interferes somewhat (n = 168, 11.4%)62.00.47 (0.29-0.75)70.20.40 (0.22-0.75)
    Interferes a lot (n = 111, 7.8%)56.30.60 (0.36-1.00)74.60.84 (0.48-1.45)
No attention at all to information sources
    0-1 area (n = 963, 60.0%)77.9Reference84.4Reference
    2-3 areas (n = 523, 31.7%)66.80.66 (0.44-0.98)80.01.03 (0.63-1.70)
    4-5 areas (n = 95, 6.3%)47.60.31 (0.16-0.60)63.90.49 (0.24-0.99)
Interval for having mammograms
    Every 1-2 y (n = 1,185, 74.4%)77.2Reference85.1Reference
    More than once a year (n = 95, 6.3%)65.90.74 (0.35-1.56)81.81.16 (0.39-3.39)
    Other intervals/situations (n = 301, 19.3%)54.90.36 (0.25-0.50)68.00.40 (0.27-0.60)
Worry about developing breast cancer
    Sometimes worries (n = 534, 34.7%)80.9Reference86.8Reference
    Rarely/never worries (n = 914, 57.1%)66.70.48 (0.35-0.67)77.90.56 (0.39-0.81)
    All the time/often worries (n = 133, 8.2%)74.20.87 (0.49-1.55)85.81.04 (0.52-2.07)
No. of information sources not trusted at all
    0 sources (n = 877, 55.2%)74.8Reference85.2Reference
    1-2 sources (n = 530, 33.5%)71.01.02 (0.72-1.46)79.20.79 (0.51-1.22)
    3-7 sources (n = 174, 11.4%)63.11.28 (0.69-2.35)71.30.81 (0.41-1.59)
Perceived comparative risk of breast cancer
    More likely (n = 212, 14.5%)76.9Reference85.8Reference
    Less likely (n = 566, 34.6%)68.40.63 (0.37-1.08)77.20.61 (0.35-1.07)
    About as likely (n = 726, 46.0%)74.10.68 (0.42-1.10)83.60.74 (0.40-1.38)
    Do not know/refused (n = 77, 4.9%)67.60.44 (0.18-1.08)81.50.61 (0.22-1.68)
Lifestyle change to reduce personal cancer risk
    Mammography or other ways (n = 783, 48.4%)72.6Reference82.9Reference
    Wants to change nothing/do not know (n = 798, 51.6%)71.81.07 (0.78-1.47)80.50.99 (0.68-1.46)
Perceived cause of most cancer deaths
    Lung cancer (n = 350, 20.8%)73.8Reference82.4Reference
    Breast cancer (n = 847, 54.4%)73.71.03 (0.70-1.52)82.01.04 (0.70-1.55)
    Colon cancer (n = 108, 6.7%)70.01.10 (0.51-2.35)78.40.97 (0.47-2.00)
    Cervical cancer (n = 185, 11.9%)71.81.05 (0.61-1.80)85.91.75 (0.81-3.81)
    Skin cancer/do not know/refused (n = 91, 6.2%)57.00.69 (0.33-1.43)70.90.76 (0.35-1.65)