Table 3.
Secondary analysis: baseline characteristics.
| Delirium (n=271) | Nondelirium (n=201) | p value | |
|---|---|---|---|
| Age (years) | 68 (61–76) | 66 (56–74) | 0.007 |
| Male (%) | 67 | 58 | 0.04 |
| APACHE III score | 75 (58–93) | 60 (47–82) | <0.001 |
| Predicted mortality (%) | 20 (7–41) | 11 (3–30) | <0.001 |
| SOFA score | 7 (6–9) | 6 (4–8) | <0.001 |
| Type of admission (%) | |||
| Elective surgery | 40 | 34 | |
| Emergency surgery | 25 | 27 | 0.33 |
| Medical | 35 | 39 | |
| Intoxications (%) | |||
| Smoking | 14 | 12 | 0.58 |
| Alcohol | 8 | 7 | 0.86 |
| Soft drugs | 0.4 | 0.5 | 1 |
| Hard drugs | 0.4 | 0.5 | 1 |
| Medication (number of drugs) | 5 (2–8) | 5 (2–8) | 0.60 |
| Psychoactive drugs (%) | |||
| Antipsychotics | 3 | 4 | 0.46 |
| Antidepressants | 12 | 11 | 0.77 |
| Sedatives | 7 | 6 | 0.71 |
| Hypnotics | 9 | 12 | 0.53 |
| Continuity psychoactive drugs (%) | (n=58) | (n=52) | |
| No interruption | 12 | 17 | |
| Restart within 4 days | 15 | 23 | 0.17 |
| Restart later than 4 days | 15 | 4 | |
| No restart | 58 | 56 |
Data are presented as median (IQR). APACHE: Acute Physiology and Chronic Health Evaluation; SOFA: Sequential Organ Failure Assessment.