Table 2.
Clinical Characteristics by Encounter and Delirium Status (n = 1029a)
| Characteristic | No. of Observations (%) | Ever Delirious During PCICU Stay (%) | Never Delirious During PCICU Stay (%) | p Value |
|---|---|---|---|---|
| n | 1029 | 380 (36.9) | 649 (63.1) | |
|
| ||||
| Restraints | ||||
| No | 630 (61.2) | 115 (30.3) | 515 (79.4) | <0.0001 |
| Yes | 399 (38.8) | 265 (69.7) | 134 (20.6) | |
|
| ||||
| Opiates | ||||
| No | 149 (14.5) | 20 (5.3) | 129 (19.9) | <0.0001 |
| Yes | 880 (85.5) | 360 (94.7) | 520 (80.1) | |
|
| ||||
| Benzodiazepines | ||||
| No | 670 (65.1) | 179 (47.1) | 491 (75.7) | <0.0001 |
| Yes | 359 (34.9) | 201 (52.9) | 158 (24.3) | |
|
| ||||
| Vasopressors | ||||
| No | 868 (84.4) | 286 (75.3) | 582 (89.7) | <0.0001 |
| Yes | 161 (15.6) | 94 (24.7) | 67 (10.3) | |
|
| ||||
| Dexmedetomidine | ||||
| No | 704 (68.4) | 189 (49.7) | 515 (79.4) | <0.0001 |
| Yes | 325 (31.6) | 191 (50.3) | 134 (20.6) | |
|
| ||||
| Respiratory Supportb | ||||
| Room Air | 286 (27.8) | 31 (8.2) | 255 (39.3) | |
| Nasal Cannula | 173 (16.8) | 26 (6.8) | 147 (22.7) | |
| HFNCc | 57 (5.5) | 13 (3.4) | 44 (6.8) | <0.0001 |
| NIPPVd | 133 (12.9) | 54 (14.2) | 79 (12.2) | |
| MVe | 380 (36.9) | 256 (67.4) | 124 (19.1) | |
a
Coma days excluded from analysis.
b
Highest level of respiratory support was recorded for each day
c
HFNC = High Flow Nasal Cannula
d
NIPPV = Non-Invasive Positive Pressure Ventilation
e
MV = Mechanical Ventilation