Table 2.
General characteristics of delirium patients (n=130)
| Characteristics | Pre-intervention (n=69) | Post-intervention (n=61) | P-value |
|---|---|---|---|
| Male | 57 (82.6) | 42 (68.9) | 0.066 |
| Age (yr) | 67±11 | 67±14 | 0.934 |
| >65 yr | 44 (63.8) | 43 (70.5) | 0.416 |
| Average sleep time (hr) | 6.4±1.4 | 6.5±1.5 | 0.601 |
| Sleep disorder | 5 (7.2) | 4 (6.6) | 0.877 |
| Use of sleeping pills | 2 (2.9) | 6 (9.8) | 0.100 |
| Visual disturbance | 52 (75.4) | 39 (63.9) | 0.156 |
| Hearing disturbance | 7 (10.1) | 7 (11.5) | 0.807 |
| Route of admission | 0.152 | ||
| Emergency room | 32 (46.3) | 26 (42.7) | |
| Operation room | 29 (42.0) | 27 (44.3) | |
| General ward | 8 (11.7) | 8 (13.1) | |
| Reason for admission | 0.865 | ||
| Postoperative monitoring | 26 (37.7) | 21 (34.4) | |
| Respiratory failure | 18 (26.1) | 16 (26.2) | |
| Sepsis | 19 (27.5) | 18 (29.5) | |
| Bleeding | 2 (2.9) | 3 (4.9) | |
| Others | 4 (5.8) | 3(4.9) | |
| APACHE II score | 15.3±6.8 | 17.4±5.9 | 0.066 |
| Mechanical ventilation | 65 (94.2) | 60 (98.4) | 0.219 |
| Use of restraint | 65 (94.2) | 58 (95.1) | 0.825 |
| Hemodialysis | 12 (17.4) | 7 (11.5) | 0.341 |
| Shock | 35 (50.7) | 36 (60.0) | 0.291 |
| Sedative drug | 64 (92.8) | 58 (95.1) | 0.581 |
| Use of benzodiazepine | 16 (23.2) | 9 (15.5) | 0.279 |
Values are presented as number (%) or mean±standard deviation.
APACHE: Acute Physiology and Chronic Health Evaluation.