Table 3.

Odds Ratios and Adjusted Odds Ratios* for Influenza Vaccine, Colon Cancer Screening, and Mammography Adherence Rates by Medication Adherence and Patient Characteristics

Unadjusted Odds RatioAdjusted* Odds Ratio
Influenza vaccine
    Adherence rate 21% to 40%1.12 (1.07–1.18)1.07 (1.03–1.13)
    Adherence rate 41% to 60%1.25 (1.20–1.31)1.15 (1.10–1.21)
    Adherence rate 61% to 80%1.52 (1.46–1.58)1.35 (1.30–1.42)
    Adherence rate > 80%1.72 (1.65–1.79)1.52 (1.46–1.59)
    Age1.03 (1.03–1.03)
    Sex (women vs men)0.83 (0.82-0.85)
    Low socioeconomic status1.25 (1.23–1.27)
    Charleson score1.09 (1.08–1.09)
    Family physician visits1.04 (1.04–1.04)
Colon cancer screening
    Adherence rate 21% to 40%1.16 (1.11–1.22)1.10 (1.05–1.15)
    Adherence rate 41% to 60%1.36 (1.30–1.42)1.21 (1.16–1.26)
    Adherence rate 61% to 80%1.58 (1.52–1.65)1.35 (1.30–1.41)
    Adherence rate > 80%1.59 (1.53–1.66)1.35 (1.29–1.40)
    Age1.03 (1.03–1.03)
    Sex (women vs men)0.98 (0.97–1.00)
    Low socioeconomic status0.99 (0.97–1.00)
    Charlson score0.96 (0.95-0.96)
    Family physician visits1.05 (1.05–1.05)
Mammography
    Adherence rate 21% to 40%1.16 (1.08–1.25)1.14 (1.06–1.23)
    Adherence rate 41% to 60%1.24 (1.16–1.32)1.20 (1.12–1.28)
    Adherence rate 61% to 80%1.40 (1.31–1.49)1.34 (1.26–1.44)
    Adherence rate > 80%1.39 (1.31–1.48)1.35 (1.27–1.44)
    Age1.00 (0.98–1.03)
    Sex (women vs men)NA
    Low socioeconomic status1.01 (0.98–1.03)
    Charlson score0.92 (0.92-0.93)
    Family physician visits1.02 (1.02–1.03)