Total (n = 180) | Jugular (n = 90) | Femoral (n = 90) | P | |
---|---|---|---|---|
Cannula size (Fr) | ||||
Drain cannula | 22.5 ± 2.5 | 23.6 ± 2.2 | 21.3 ± 2.3 | <0.001 |
Infusion cannula | 18.6 ± 2.0 | 17.6 ± 1.6 | 19.6 ± 1.9 | <0.001 |
Cannula distance (mm) | 96.0 ± 57.4 | 85.6 ± 39.7 | 102.8 ± 65.9 | 0.146 |
ECMO flow (L/min/m2) | ||||
At 1 h | 2.2 ± 0.5 | 2.2 ± 0.5 | 2.2 ± 0.5 | 0.969 |
At 4 h | 2.0 ± 0.7 | 1.9 ± 0.6 | 2.2 ± 0.7 | 0.061 |
At 24 h | 2.2 ± 0.5 | 2.1 ± 0.5 | 2.4 ± 0.5 | 0.022 |
Blood oxygen content | ||||
PaO2 post-oxygenator (mmHg) | 459.2 (359.4–535.9) | 460.4 (235.5–526.2) | 450.5 (411–554.5) | 0.250 |
SaO2 post-oxygenator (%) | 99.6 (99–99.9) | 99.7 (99–99.9) | 99.5 (99.2–99.9) | 0.650 |
PaO2 pre-oxygenator (mmHg) | 46.5 (41–55.1) | 49.1 (43.2–57.9) | 42.8 (40–49.9) | 0.046 |
SaO2 pre-oxygenator (%) | 81.5 (72.6–87) | 82.9 (75.9–89.8) | 78.4 (71.1–83.9) | 0.110 |
Difference of blood oxygen content between pre and post-oxygenator (mL/L) | 256.9(172.6–390.3) | 235.6(150.3–374) | 270.3 (234–417.5) | 0.061 |