Table 1 Baseline characteristics a
Characteristics | Landmark (N = 25) | Ultrasound (N = 25) | P-value |
|---|---|---|---|
Age (yr), mean (SD) | 58.4 (15.2) | 57.0 (15.1) | 0.748 |
Males, n/N (%) | 12/25 (48%) | 12/25 (48%) | 1.000 |
Weight (kg), mean (SD) | 87.8 (25.5) | 75.2 (19.3) | 0.059 |
BMI (kg/m2), mean (SD) | 30.3 (8.4) | 26.1 (7.2) | 0.080 |
APACHE II score, mean (SD) | 22.7 (5.6) | 22.3 (6.6) | 0.807 |
Days ventilated prior to PDT, mean (SD) | 10.1 (4.5) | 9.3 (4.7) | 0.546 |
SOFA score on day prior to tracheostomy, mean (SD) | 4.3 (2.2) | 3.9 (2.6) | 0.516 |
PaO2/FiO2 ratio ≤200, n/N (%) | 4/24 (16) | 9/23 (39) | 0.085 |
INR, mean (SD) | 1.1 (0.1) | 1.1 (0.2) | 0.849 |
APTT (seconds), mean (SD) | 39.8 (9.9) | 35.3 (9.0) | 0.107 |
Indication for tracheostomy, n/N (%) | |||
Respiratory failure | 18/25 (72) | 16/25 (64) | 0.544 |
Poor neurological status | 7/25 (28) | 9/25 (36) | 0.544 |