Table 2.
35 °C ECLS 3 L/min | 35 °C ECLS 1.5 L/min | 35 °C ECLS 1 L/min | 35 °C no ECLS | ||
---|---|---|---|---|---|
LF group | HR, beats/min | 121 ± 3 | 117 ± 4 | 124 ± 6 | |
AP, mmHg | 64 ± 3* | 69 ± 4 | 63 ± 8 | ||
PAP, mmHg | 31 ± 6 | 35 ± 4 | 33 ± 3 | ||
PVR, dyn · s · cm−5 | 612 ± 65 | 1268 ± 648 | 922 ± 411 | ||
EtCO2, mmHg | 27 ± 7 | 31 ± 5 | 33 ± 3 | ||
Right CO, L/min | 2.3 ± .8 | 2.5 ± .6 | 3.3 ± .8 | ||
Right CO echo, L/min | 3.0 ± 1.1 | 2.6 ± .7 | 3.7 ± .8 | ||
NF group | HR, beats/min | 119 ± 9 | 128 ± 11 | 138 ± 9 | |
AP, mmHg | 91 ± 6* | 80 ± 8 | 73 ± 7 | ||
PAP, mmHg | 26 ± 4 | 31 ± 3 | 29 ± 3 | ||
PVR, dyn · s · cm−5 | 481 ± 74 | 538 ± 69 | 456 ± 61 | ||
EtCO2, mmHg | 27 ± 3 | 33 ± 3 | 30 ± 4 | ||
Right CO, L/min | 2.8 ± .8 | 3.2 ± .6 | 4.4 ± .5 | ||
Right CO echo, L/min | 3.5 ± 1.0 | 3.4 ± 1.0 | 4.6 ± 1.0 |
Groups: LF/low blood flow rate of 1.5 L/min; NF/normal blood flow rate of 3 L/min. ECLS extracorporeal life support, HR heart rate, AP arterial pressure, PAP pulmonary arterial pressure, PVR pulmonary vascular resistance, CO cardiac output
Values are presented as mean ± SEM. Results are presented for the ten pigs with right cardiac output measurement using the Doppler echocardiography method. * p < 0.05 compared with the other group