Table 1. Demographic and clinical characteristics of the study patients.
| All | Weaning Success | Extubation failure | |
|---|---|---|---|
| Patients, n | 165 | 154 | 11 |
| Age, (years) | 53 ± 22 | 54 ± 21 | 47 ± 24 |
| Male gender, (%) | 111 (54) | 86 (55) | 9 (81) |
| Body Mass Index, (kg/m2) | 27 ± 5 | 27 ± 6 | 25 ± 2 |
| APACHE II | 20 ± 8 | 20 ± 8 | 18 ± 10 |
| SOFA on admission | 9 ± 4 | 9 ± 4 | 8 ± 3 |
| SOFA at the day of SBT | 4 (2–6) | 4 (2–6) | 5 (2–6) |
| ICU length of stay (days) | 6 (3–10) | 6 (3–10) | 6 (4–10) |
| MV-days before SBT | 5 (3–9) | 6 (3–9) | 5 (4–10) |
| Admission diagnosis, n (%) | |||
| Sepsis | 92 (45) | 67 (43) | 3 (27) |
| Postsurgical | 41 (20) | 34 (22) | 1 (9) |
| Trauma | 17 (8) | 14 (9) | 1(9) |
| Neurosurgical | 18 (9) | 13 (8) | 3 (27) |
| Other | 35 (18) | 28 (19) | 3 (27) |
| Cardiac comorbidities; n (%) | |||
| Heart Failure | 29 (15) | 26 (17) | 3 (27) |
| Coronary Artery Disease | 14 (9) | 12 (18) | 2 (18) |
Continuous variables are expressed as mean ± SD or median (interquartile range), and categorical variables are expressed as number (percentage).
APACHE Acute Physiology and Chronic Health Evaluation, SOFA Sequential Organ Failure Assessment, SBT spontaneous breathing trial, ICU intensive care unit, MV mechanical ventilation. No statistically significant differences between groups.