Table 3 Predictors of methotrexate knowledge, with and without adjustment for demographic and disease characteristics, limited English language proficiency, and biologic use
Unadjusted OR (95% confidence interval) | Adjusted OR (95% confidence interval) | ||
|---|---|---|---|
Predictor | Model 1 | Model 2 | |
Age older than 55 years | 2.23 (1.11, 4.43) | 3.29 (1.48, 7.30) | 3.08 (1.40, 6.79) |
Female gender | 0.89 (0.34, 2.19) | 0.69 (0.23, 2.07) | 0.87 (0.30, 2.50) |
Less than high school education | 1.96 (0.90, 4.29) | 3.68 (1.42, 9.55) | - |
Limited English language Proficiency | 1.90 (0.95, 3.82) | - | 2.60 (1.14, 5.90) |
Disease duration, per year | 0.98 (0.93, 1.01) | 0.97 (0.93, 1.01) | 0.97 (0.93, 1.01) |
HAQ | 0.74 (0.49, 1.12) | 0.55 (0.34, 0.90) | 0.61 (0.38, 0.97) |
Biologic use, yes | 1.87 (0.93, 3.74) | 3.28 (1.41, 7.65) | 3.02 (1.31, 7.00) |