Comparison of demographic and clinical characteristics between groups
| EF group (n=63) | Control group (n=63) | p Value | |
|---|---|---|---|
| Age | 44.5±18.7 | 37.4±14.2 | 0.02 |
| BMI | 27.9±5.3 | 27.2±6.2 | 0.50 |
| ISS | 21±11.8 | 20±10.7 | 0.95 |
| GCS at extubation | 11±1.1 | 10±1.7 | 0.01 |
| Female gender | 13 (20.6) | 15 (23.8) | 0.67 |
| Hypertension | 16 (25.4) | 7 (11.1) | 0.04 |
| Diabetes | 9 (14.3) | 3 (4.8) | 0.07 |
| CAD | 6 (9.5) | 3 (4.8) | 0.30 |
| Lung disease | 5 (7.9) | 2 (3.2) | 0.24 |
| Smoker | 10 (15.9) | 14 (22.2) | 0.36 |
| Alcohol abuse | 22 (34.9) | 30 (47.6) | 0.15 |
| Drug abuse | 15 (23.8) | 26 (41.3) | 0.04 |
| SCC surgeon | 20 (31.7) | 13 (20.6) | 0.16 |
| Non-surg intensivist | 59 (93.7) | 19 (30.2) | <0.01 |
| Successful SBT | 53 (84) | 56 (89) | 0.57 |
| Blunt mechanism | 50 (79.4) | 46 (74.2) | 0.49 |
| Thorax injury | 34 (54.8) | 28 (44.4) | 0.28 |
| Head injury | 32 (50.8) | 21 (33.3) | 0.05 |
| Spine injury | 37 (58.7) | 41 (65.1) | 0.46 |
| Fever at extubation | 46 (73.0) | 21 (33.3) | <0.01 |
| Septic | 4 (6.3) | 3 (4.8) | 0.70 |
| VAP | 46 (73.0) | 13 (20.6) | <0.01 |
Continuous variables expressed as mean±SD, categorical variables expressed as n (%).
BMI, body mass index; CAD, coronary artery disease; EF, extubation failures; GCS, Glasgow Coma Scale; ISS, Injury Severity Score; SBT, spontaneous breathing trial; SCC, surgical critical care; VAP, ventilator-associated pneumonia.