From: Outcome of acute respiratory distress syndrome in university and non-university hospitals in Germany
University hospital | Non-university hospital | ||
---|---|---|---|
(n = 87) | (n = 111) | p value | |
Age (years) | 59.0 (16.2); 63 (47–72) | 62.8 (15.9); 65 (52–74) | 0.10 |
Sex, male/female | 62 (71.3)/25 (28.7) | 80 (72.1)/31 (27.9) | 0.9 |
BMI (kg/m2) | 26.0 (4.9); 25.7 (23.2–27.7) | 26.9 (6.2); 26.0 (23.1–29.4) | 0.34 |
BMI categories | |||
< 18.5/<25.5/<30.0/≥30.0 kg/m2 | 3 (4.5)/28 (41.8)/28 (41.8)/8 (11.9) | 5 (4.7)/39 (36.8)/41 (38.7)/21(19.8) | 0.6 |
SAPS II at ICU admission | 45.2 (17.2); 42 (32–58) | 48.7 (20.4); 48 (37–62) | 0.21 |
Main problem, medical/surgical | 48 (55.2)/39 (44.8) | 69 (62.2)/42 (37.8) | 0.32 |
ARDS origin, pulmonary/ extrapulmonary | 65 (78.3)/18 (21.7) | 79 (72.5)/30 (27.5) | 0.36 |
Late onset of ARDSa | 35 (40.2) | 28 (25.2) | 0.02 |
Onset of ARDS: day after initiation of mechanical ventilation | 1 (0-5) | 0 (0-2) | 0.02 |
PaO2/FiO2 (mmHg) | 157 (124-186) | 149 (114-179) | 0.29 |
Dynamic complianceb (ml/mbar; ml/mbar/kg PBW) | 39 (29–55); 0.58 (0.44–0.79) | 33 (24–43); 0.52 (0.39–0.67) | 0.006; 0.04 |
Reason for initiation of mechanical ventilation (only presented when different between groups)c | |||
Postoperative acute respiratory failure | 19 (21.8) | 12 (10.8) | 0.03 |
Acute respiratory failure after aspiration | 2 (2.3) | 12 (10.8) | 0.02 |
Complications until the onset of ARDS | |||
Sepsisc | 41 (47.1) | 38 (34.2) | 0.07 |
Pneumoniac | 43 (49.4) | 44 (39.6) | 0.17 |
Cardiovascular failure | 63 (72.4) | 71 (64.0) | 0.21 |
Renal failure | 26 (29.9) | 32 (28.8) | 0.87 |
Coagulopathy | 23 (26.4) | 8 (7.2) | <0.001 |
Liver failure | 11 (12.6) | 2 (1.8) | 0.002 |
Metabolic acidosis | 8 (9.2) | 13 (11.7) | 0.57 |
Respiratory acidosis | 18 (20.7) | 23 (20.7) | 1.0 |
Barotrauma | 14 (16.1) | 13 (11.7) | 0.37 |