Table 2.
Univariate analysis of delirium with different clinical phenotypes (n = 639)
| Clinical Phenotype | Overall Cohort (n = 639) n (%) | Never deliriums (n = 439) n (%) | Ever deliriums (n = 200) n (%) | F | P Value |
|---|---|---|---|---|---|
| Hypoxic1 | 100.28 | 0.000** | |||
| No | 426 (66.7) | 348 (79.3) | 78 (39.0) | ||
| Yes | 213 (33.3) | 91 (20.7) | 122 (61.0) | ||
| Septic2 | 16.01 | 0.000** | |||
| No | 532 (83.3) | 383 (87.2) | 149 (74.5) | ||
| Yes | 107 (16.7) | 56 (12.8) | 51 (25.5) | ||
| Metabolic3 | |||||
| No | 463 (72.5) | 369 (84.1) | 94 (47.0) | 94.53 | 0.000** |
| Yes | 176 (27.5) | 70 (15.9) | 106 (53.0) | ||
| Sedative-associated4 | |||||
| None | 367 (57.4) | 273 (62.2) | 94 (47.0) | 23.18 | 0.000** |
| No benzodiazepines | 134 (21.0) | 94 (21.4) | 40 (20.0) | ||
| Benzodiazepines | 138 (21.6) | 72 (16.4) | 66 (33.0) | ||
| co-exist | 140.15 | 0.000** | |||
| 1 type | 235 (36.8) | 184 (41.9) | 51 (25.5) | ||
| 2 types | 142 (22.2) | 58 (13.2) | 84 (42.0) | ||
| 3-4 types | 73 (11.4) | 26 (5.9) | 47 (23.5) | ||
| unclassified | 189 (29.6) | 171 (39.0) | 18 (9.0) |
**
P < 0.01.
1
Hypoxia (PaO2 < 80 mmHg) or shock.
2
Known sepsis or systemic inflammatory response syndrome criteria.
3
Blood urea nitrogen > 6.4 mmol/L or serum creatinine > 62 μmol/L.
4
Receipt of benzodiazepine or propofol or dexmedetomidine.