TABLE 1.
Characteristics of the Population and Respiratory Condition Pre Extracorporeal Membrane Oxygenation
| Variables | Mean (Range) or n (%) |
|---|---|
| Age, yr | 50.5 (31–64) |
| Gender, male | 16 (84.2) |
| Hypertension | 7 (36.8) |
| Body mass index, kg/m2 | 31.9 (22.2–40.8) |
| Days since intubation | 8.6 (0–17) |
| Indication | Refractory hypoxemia: 17 (89.5); refractory respiratory acidosis: 2 (10.5) |
| Pao2/Fio2 at cannulation, mm Hg | 70.8 (57–118) |
| pH at cannulation | 7.2 (6.9–7.4) |
| Paco2 at cannulation, mm Hg | 70.4 (47–110) |
| Positive end-expiratory pressure at cannulation, cm H2O | 11.2 (6–17) |
| Tidal volume at cannulation, mL | 410 (280–500) |
| Driving pressure, cm H2O | 24.4 (20–30) |
| Respiratory rate at cannulation, beats/min | 28 (22–38) |
| Prone before ECMO | 19 (100) |
| Inhaled nitric oxide before ECMO | 1 (5.2) |
| Neuromuscular blockade before ECMO | 19 (100) |
| Impossibility to place the patient supine before arrival of the ECMO team | 11 (57.9) |
ECMO = extracorporeal membrane oxygenation.
Continuous variables are expressed as means (ranges) and categorical variables as n (%).