Table 2.
Comparison of resource consumption and complications between PLS and non-PLS groups
| Variable | All n = 1309 |
PLS n = 32 |
Non-PLS n = 1277 |
P value |
|---|---|---|---|---|
| Device | ||||
| Arterial line | 309 (24%) | 26 (81%) | 283 (22%) | < 0.001 |
| CV line | 194 (15%) | 21 (66%) | 173 (14%) | < 0.001 |
| Foley catheter | 486 (37%) | 28 (88%) | 458 (36%) | < 0.001 |
| Therapeutic resource | ||||
| MV | 260 (20%) | 26 (81%) | 234 (18%) | < 0.001 |
| Vasoactive drug | 151 (12%) | 21 (66%) | 130 (10%) | < 0.001 |
| RRT | 17 (1%) | 7 (22%) | 10 (1%) | < 0.001 |
| ECMO | 3 (0.2%) | 2 (6%) | 1 (0.1%) | 0.002 |
| Surgical intervention | ||||
| Tracheostomy | 7 (0.5%) | 5 (16%) | 2 (0.2%) | < 0.001 |
| Gastrostomy | 1 (0.1%) | 1 (3%) | 0 | 0.02 |
| Complication and outcome | ||||
| CRBSI | 6 (0.5%) | 4 (13%) | 2 (0.2%) | 0.33* |
| VAP | 8 (1%) | 6 (19%) | 2 (0.2%) | 0.005* |
| CAUTI | 11 (1%) | 6 (19%) | 5 (0.4%) | 0.048* |
| CPR in the ICU | 4 (0.3%) | 0 | 4 (0.3%) | 0.52* |
| Mortality | 17 (1.2%) | 3 (9%) | 14 (1%) | – |
PLS, prolonged length of stay; n, number; P value, probability of finding; CV, central venous; MV, mechanical ventilation; RRT, renal replacement therapy; ECMO, extracorporeal membrane oxygenation; CRBSI, catheter-related bloodstream infection; VAP, ventilator-associated pneumonia; CAUTI, catheter-associated urinary tract infection; CPR, cardiopulmonary resuscitation; ICU, intensive care unit
Values provided as numbers (percentages) for categorical variables
*P values for time-dependent variables calculated using log-rank test