Table 3.

Adjusted* Odds of Any and Daily Past-Year Cannabis Use by Patient Characteristic

Any UseDaily Use
Adjusted OR95% CIAdjusted OR95% CI
Sex
    Women
    Men1.68(1.55 to 1.83)§1.87(1.59 to 2.21)§
Age categories (years)
    18 to 297.34(6.42 to 8.40)§4.82(3.67 to 6.31)§
    30 to 493.26(2.90 to 3.68)§2.75(2.13 to 3.53)§
    50 to 642.61(2.33 to 2.93)§1.92(1.49 to 2.48)§
    ≥65— —
Race
    Black0.68(0.51 to 0.91)0.75(0.43 to 1.32)
    Hispanic0.92(0.76 to 1.11)1.09(0.76 to 1.57)
    Other0.71(0.61 to 0.83)§0.70(0.52 to 0.96)
    White
    Unknown1.00(0.80 to 1.25)1.34(0.91 to 1.97)
Current tobacco use2.00(1.79 to 2.23)§2.92(2.43 to 3.52)§
Diagnoses in prior year
    Major depression1.35(1.20 to 1.52)§1.20(0.96 to 1.49)
    Anxiety disorder1.23(1.09 to 1.38)1.23(0.98 to 1.55)
    Serious mental illness1.45(1.18 to 1.79)§1.51(1.05 to 2.17)
    Alcohol use disorder0.89(0.69 to 1.16)0.94(0.61 to 1.46)
    Other drug use disorder1.41(0.98 to 2.04)0.94(0.54 to 1.62)
Behavioral health screens
    Depression (PHQ-2)1.77(1.61 to 1.96)§3.89(3.28 to 4.60)§
    Unhealthy alcohol use2.76(2.54 to 3.00)§1.47(1.24 to 1.74)§
    Any illicit drug use/Rx drug misuse5.19(4.05 to 6.66)§2.86(2.08 to 3.95)§
    Constant0.03(0.03 to 0.03)§0.00(0.00 to 0.01)§
  • * Adjusted for all patient characteristics: sex, age, race, ethnicity, current tobacco use, diagnoses, and behavioral health screens.

  • Referent group.

  • Assessed in the year prior to clinic visit.

  • § P-value <.001.

  • P-value <.05.

  • OR, odds ratio; PHQ-2, Patient Health Questionnaire.