Table 1. Weight and Cardiorespiratory Variables.
Control (0 h) | Injury (4 h) | |
---|---|---|
Weight, kg | 22.6 ± 2.4 | 20.8 ± 0.9 |
VT, mLkg-1 | 8.7 ± 0.9 | 11.8 ± 2.7 * |
PEEP, cmH2O | 0.0 ± 0.0 | 9.0 ± 1.1 *** |
RR, bpm | 26.0 ± 2.5 | 20.7 ± 3.9 * |
FIO2 | 0.33 ± 0.08 | 0.68 ± 0.12 *** |
CO, L·min-1 | 5.4 ± 1.1 | 3.7 ± 0.7 * |
MAP, mmHg | 94.0 ± 8.6 | 83.8 ± 23.3 |
MPAP, mmHg | 13.2 ± 4.6 | 34.3 ± 5.3 *** |
PaO2/FiO2, torr | 274 (229–284) | 130 (72–159) # |
PaCO2, torr | 32.5 ± 4.4 | 39.3 ± 3.4 * |
VT, tidal volume; PEEP, positive end-expiratory pressure; RR, respiratory rate; FIO2, inspired O2 fraction; CO, cardiac output; MAP, mean arterial pressure; MPAP, mean pulmonary arterial pressure; PaO2, arterial O2 pressure; PaCO2, arterial CO2 pressure;
p<0.10,
p<0.05,
p<0.01,
p<0.001 vs. Control