From: Risk factors for delirium in intensive care patients: a prospective cohort study
 | n | Community hospital (n = 210) | Private hospital (n = 123) | University hospital (n = 190) |
---|---|---|---|---|
domain patient characteristics | ||||
age in years (mean, SD) | 523 | X | X | X |
age more than 65 years | 523 | X | X | X |
gender masculine | 523 | X | X | X |
living single at home | 182 | X | Â | X |
units of alcohol per day | 230 | X | Â | X |
daily use of alcohol | 496 | X | X | X |
daily use of more than three units of alcohol | 230 | X | Â | X |
number of cigarettes per day | 221 | X | Â | X |
daily smoking | 519 | X | X | X |
daily smoking of more than 10 cigarettes | 217 | X | Â | X |
domain chronic pathology | ||||
predisposing cognitive impairment | 384 | X | X | X |
predisposing cardiac disease | 265 | X | Â | X |
predisposing pulmonary disease | 262 | X | Â | X |
domain acute illness | ||||
length of stay in the ICU before inclusion | 523 | X | X | X |
   length of stay in the ICU before inclusion >1 day | 523 | X | X | X |
   length of stay in the ICU before inclusion >2 days | 523 | X | X | X |
admission for internal medicine | 523 | X | X | X |
high risk of mortality (SAPS >40; APACHE > 24) | 212 | X | Â | X |
   APACHE II | 120 | X |  | X |
   SAPS II | 108 | X |  |  |
highest TISS 28 score | 179 | X | Â | X |
mean TISS 28 | 179 | X | Â | X |
TISS 28 cut off 30 (318 minutes) | 279 | X | Â | X |
psychoactive medication | 424 | X | X | X |
   benzodiazepine | 283 | X | X(low response) | X |
   morphine | 287 | X | X(low response) | X |
   sedation | 228 | X | X(low response) | X |
endotracheal tube or tracheastomy | 390 | X | Â | X |
gastric tube | 395 | X | Â | X |
bladder catheter | 400 | X | Â | X |
arterial catheter | 398 | X | Â | X |
number of perfusions | 400 | X | Â | X |
more than three perfusions | 398 | X | Â | X |
number of vascular catheters | 400 | X | Â | X |
no normal food | 395 | X | Â | X |
fever | 397 | X | Â | X |
domain environmental factors | ||||
admission via emergency room | 377 | X | Â | X |
admission via transfer | 377 | X | Â | X |
open room in intensive care | 508 | X | X | X |
isolation | 523 | X | X | X |
no visible daylight | 523 | X | X | X |
no clock present or visible | 523 | X | X | X |
number of visitors | 256 | X | X | X |
no visit | 269 | X | X | X |
physical restraints | 292 | X | Â | X |