Table 3.
Demographic and clinical characteristics of study population stratified by ROC-derived optimal time to tracheotomy.
| Early tracheotomy N = 39 |
Late tracheotomy N = 63 |
P value | |
|---|---|---|---|
| Age, years | 58.1 ± 14.9 | 55.2 ± 15.2 | 0.34 |
| Gender (M/F) | 15/24 | 27/36 | 0.68 |
| BMI (kg/m2) | 56.9 ± 15.4 | 51.2 ± 12.0 | 0.04 |
| APACHE II | 13.4 ± 5.6 | 13.7 ± 5.5 | 0.78 |
| Charlson comorbidity index | 5 (3–7) | 5 (4–8) | 0.85 |
| Nosocomial pneumonia, n (%) | 5 (13) | 25 (39) | 0.004 |
| Total duration of mechanical ventilation, days | 15.1 ± 8.2 | 27.2 ± 10.9 | <0.001 |
| ICU length of stay, days | 16.6 ± 7.6 | 27.2 ± 9.1 | <0.001 |
| Hospital length of stay, days | 27.6 ± 16.3 | 39.2 ± 15.4 | <0.001 |
| Hospital mortality, n (%) | 11 (28) | 17 (30) | 0.89 |