Table 1 Patients’ Characteristics
From: Driving pressure during proportional assist ventilation: an observational study
Demographics | Total n = 62 |
|---|---|
Male  % (n) | 68 (42) |
Age (mean, SD) | 65 ± 16 |
BMI (median, IQR) | 28.4 (26–33.7) |
Severity Scores on admission (mean, SD) | Â |
 APACHE-II | 25 ± 7 |
 SOFA | 10 ± 3 |
Admission diagnosis1Â % (n) | Â |
 Sepsis | 35 (22) |
 Multiple Trauma | 16 (10) |
 CNS injury2 | 21 (13) |
 Postoperative | 11 (7) |
 Pneumonia/LRTI | 23 (14) |
 Other | 16 (10) |
 ARDS present on admission | 45 (28) |
Ventilation characteristics at inclusion | |
 Tidal volume, mL/kg IBW3 | 6.6 (5.8–7.8) |
 PAV+  % assist | 50 (40–50) |
 PEEP | 7 (6–9.5) |
 PO2/FiO2 | 200 (167–246) |
 Tracheostomy present  % (n) | 44 (27) |
Clinical characteristics at inclusion | Â |
 SOFA score (mean ± SD) | 8 ± 3 |
 Mild ARDS  % (n) | 34 (21) |
 Moderate ARDS  % (n) | 22 (14) |
 Metabolic acidosis  % (n) | 61 (38) |
 Norepinephrine > 0.1 μg/kg/min  % (n) | 5 (3) |
 Antibiotics4 % (n) | 95 (59) |
 Sedation (propofol and/or midazolam, any dose)  % (n) | 13 (8) |
 Opioid analgesics (any dose)  % (n) | 53 (33) |
 Remifentanil or fentanyl dose (in mg/h, median, IQR) | 0.2 (0.1–0.3) |