Table 1.
Patients' clinical characteristics.
| Patient no. | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | Mean ± SD | |
|---|---|---|---|---|---|---|---|---|---|---|
| Age (years) | 64 | 62 | 65 | 75 | 25 | 75 | 63 | 81 | 63 ± 6 | |
| Gender | M | M | M | M | M | M | F | M | / | |
| Body weight (kg) | 65 | 65 | 70 | 80 | 100 | 75 | 50 | 70 | 72 ± 5 | |
| MVa time (days) | 4 | 0 | 4 | 0 | 0 | 8 | 21 | 10 | 6 ± 3 | |
| ECMO parametersb | Blood Pump Speed (rpm) | 3,240 | 3,200 | 3,200 | 3,435 | 3,500 | 3,200 | 3,600 | 3,000 | 3,296 ± 70 |
| Blood pump flow (L/min) | 4.9 | 3.6 | 3.6 | 4.4 | 4.9 | 4.0 | 4.1 | 3.2 | 4.1 ± 0.2 | |
| Airflow velocity (L/min) | 4.0 | 3.5 | 3.5 | 4.0 | 5.0 | 4.0 | 6.0 | 3.0 | 4.1 ± 0.3 | |
| Arterial blood gasb | P/F | 58 | 66 | 156 | 65 | 58 | 133 | 100 | 97 | 92 ± 13 |
| PH | 7.4 | 7.4 | 7.4 | 7.4 | 7.2 | 7.3 | 7.3 | 7.4 | 7.3 ± 0.03 | |
| PCO2 (mmHg) | 55 | 42 | 45 | 34 | 58 | 45 | 91 | 49 | 52 ± 6 | |
| Disease severity scorec | Murray lung injury | 3 | 4 | 4 | 3 | 3 | 3 | 4 | 3 | 3.3 ± 0.2 |
| APACH E-II | 19 | 11 | 20 | 21 | 19 | 23 | 23 | 18 | 19 ± 1 | |
| SOFA | 13 | 5 | 19 | 10 | 18 | 11 | 12 | 18 | 13 ± 2 | |
| Prognosis indicator | ECMO support days | 39 | 46 | 21 | 16 | 9 | 36 | 39 | 46 | 32 ± 5 |
| ICU length of stay (days) | 69 | 75 | 71 | 58 | 23 | 49 | 69 | 56 | 57 ± 8 | |
| Outcome | Alive | Alive | Alive | Alive | Dead | Dead | Dead | Dead | / |
MV, mechanical ventilation; ECMO, Extracorporeal Membrane Oxygenation; P/F, PO2/FIO2; PCO2, Partial Pressure of Carbon Dioxide; APACHE, Acute Physiology and Chronic Health Evaluation; SOFA, Sequential Organ Failure Assessment; ICU, Intensive Care Unit.
a
The day before ECMO;
b
The day of starting ECMO;
c
The day of admission to ICU.