Table 2.
Regression model for prolonged delirium/coma days
| Multivariate model 1 OR (95% CI) a | VIF | Multivariate model 2 OR (95% CI) a | VIF | |
|---|---|---|---|---|
| EuroSCOREII | 1.1 (0.9–1.3) | 1.3 | 1.1 (0.9–1.3) | 1.3 |
| MMSE | 0.9 (0.7–1.1) | 1.1 | 0.9 (0.7–1.1) | 1.1 |
| Type D personality (Present or not) | 2.8 (1.3–6.1)* | 1.0 | 2.4 (5.4–1.0)* | 1.1 |
| Depressive symptoms b | 1.1 (1.0–1.3)* | 1.1 | 0.9 (0.8–1.1) | 1.7 |
| Aortic clamping time | 0.9 (0.9–1.0) | 1.4 | 0.9 (0.9–1.0) | 1.4 |
| mSOFA c | 1.7 (1.3–2.2)* | 1.7 | 1.7 (1.3–2.7)* | 1.7 |
| Benzodiazepine d | 9.8 (2.4–40.3)* | 1.1 | 16.1 (3.7–69.8)* | 1.1 |
| Propofol d | 1.1(1.0–1.2) * | 1.9 | 1.1(1.1–1.3) * | 1.9 |
| Dexmedetomidine e | 1.1(0.9–1.2) | 1.7 | 1.1(0.9–1.2) | 1.7 |
| Type D personality × Depressive symptom f | 1.7 (1.2–2.2)* | 1.6 |
a: P values obtained from Ordered Logistic Regression *P value<0.05
b: measured by Hospital Anxiety and Depression Scale (HADS)
c: Exclude GCS, used average of 7 days
d: Used average of 7 days. mg/day/kg
e: Used average of 7 days. μg/day/kg
f: Centering was performed
MMSE mini-mental state examination, EuroSCOREII European System for Cardiac Operative Risk Evaluation II, mSOFA modified Sequential Organ Failure Assessment