Table 5 Univariable and multivariable logistic regression analysis for independent risk factors for actual drug-drug interactions in ICU patients
Risk factor | Unadjusted OR (95% CI) | p | Adjusted OR (95% CI) | p |
|---|---|---|---|---|
ICU length of stay, days | 1.097 (1.064–1.135) | 0.049 | 1.093 (1.061–1.128) | 0.038 |
No. of prescribed drugs per patient | 1.187 (1.134–1.221) | < 0.001 | 1.178 (1.129–1.218) | < 0.001 |
No. of antimicrobials per patient | 1.169 (1.09–1.235) | < 0.001 | 1.146 (1.075–1.217) | < 0.001 |