Table 3 Univariate and multivariable-adjusted analyses of factors associated with the occurrence of DDIs
Variable | Unadjusted OR (95% CI) | Unadjusted p value | Adjusted OR (95% CI) | Adjusted p value |
|---|---|---|---|---|
Gender (reference female) | 1.09 (0.51 to 2.35) | 0.82 | - | - |
Age | 1.05 (1.02 to 1.07) | < 0.0001 | 1.04 (1.01 to 1.07) | 0.004 |
No. of prescribed drugs | 1.23 (1.13 to 1.35) | < 0.0001 | 1.20 (1.07 to 1.33) | 0.001 |
No. of hospitalization days | 1.35 (1.15 to 1.57) | < 0.0001 | 1.06 (0.87 to 1.31) | 0.56 |