Table 4.
Multiple logistic regression for the association of clinical factors with delirium.
| Variable | Odds Ratio | 95% CI (Profile Likelihood) |
|---|---|---|
| Intercept (Delirium) | 0.012 | 0.002217 to 0.05621 |
| Gender | 1.119 | 0.5980 to 2.132 |
| Age | 1.003 | 0.9832 to 1.024 |
| ICU LOS in hours | 1.006 | 1.003 to 1.009 |
| Admission type (surgical, medical) | 0.8267 | 0.4034 to 1.683 |
| APACHE-III score | 1.027 | 1.013 to 1.041 |
| Intubated | 0.9344 | 0.4105 to 2.157 |
| New sedative prescribed | 1.385 | 0.4597 to 4.087 |
| New benzo prescribed | 2.007 | 0.8929 to 4.778 |
| Alpha-2 agonist prescribed | 2.760 | 1.302 to 5.919 |
| New opioid prescribed | 0.6006 | 0.2525 to 1.418 |
APACHE-III: Acute Physiology and Chronic Health Evaluation III; APM: antipsychotic medication; CI: Confidence Interval; ICU: Intensive Care Unit; LOS: length of stay.