Parameter | PEEP [cmH2O] | Position | CENP [cmH2O] | ANOVA (P-values) | |||||||
---|---|---|---|---|---|---|---|---|---|---|---|
0 | -10 | -20 | -30 | -40 | Position | CENP | PEEP | Mixed | |||
<0.001 | <0.001 | <0.001 | 0.871 | ||||||||
Ventral pleural pressure PPvent (cmH2O) | 0 | abdomen | -2.89±6.2 | -3.74±5.5 | -5.54±4.7 | -6.72±4.5 | -7.19±4.4 | 0.051 | <0.001 | 0.601 | |
thorax | -5.18±2.5 | -5.24±2.9 | -6.22±3.2 | -7.05±3.2 | -7.23±3.9 | ||||||
0,10 | 0,10 | ||||||||||
7 | abdomen | -1.07±6.3 | -1.44±5.7 | -2.58±5 | -3.48±4.5 | -3.92±4.3 | <0.001 | 0.099 | 0 | 0.968 | |
thorax | -4.1±3.6 | -3.87±3.4 | -4.75±3.6 | -5.65±3.7 | -5.67±4.4 | ||||||
15 | abdomen | 3.04±4.1 | 2.75±3.6 | 2.7±3.1 | 2.16±2.8 | 2.17±2.7 | <0.001 | 0.933 | 0,7 | 0.990 | |
thorax | 0.279±2.8 | -0.355±2.7 | -0.972±3 | -1.12±3.6 | -1.09±3.6 | ||||||
* | * | ||||||||||
Dorsal pleural pressure PPdors (cmH2O) | 0.183 | <0.001 | <0.001 | 0.248 | |||||||
0 | abdomen | 4.39±6.2 | 3.04±5.6 | 1.48±5.1 | -0.0648±4.6 | -1.22±4.5 | 0.101 | <0.001 | 0.989 | ||
thorax | 4.63±4.2 | 3.52±3.7 | 2.24±3.8 | 0.669±3.4 | -0.505±3.3 | ||||||
0 | 0,10 | 0,10,20 | |||||||||
7 | abdomen | 5.07±3.1 | 5.23±3 | 3.85±2.8 | 2.66±2.7 | 2.84±2.4 | 0.946 | 0.013 | 0 | 0.723 | |
thorax | 5.03±4.3 | 4.11±4.4 | 4.1±3.2 | 3.28±3 | 3.27±3.2 | ||||||
0 | 0 | ||||||||||
15 | abdomen | 10.2±3.4 | 9.45±3.1 | 8.2±2.9 | 7.75±3 | 7.04±3 | 0.249 | 0.027 | 0,7 | 0.944 | |
thorax | 11.3±3.8 | 10.2±3.4 | 9.06±3 | 7.79±2.6 | 7.11±2.5 | ||||||
0 | 0,10 | ||||||||||
Caudal pleural pressure PPcaud (cmH2O) | <0.001 | <0.001 | <0.001 | 0.580 | |||||||
0 | abdomen | 11.1±2.5 | 9.89±2.3 | 7.69±2.8 | 5.18±2.3 | 4.1±2.6 | 0.006 | <0.001 | 0.590 | ||
thorax | 11.5±1.7 | 10.2±1.6 | 9.06±2 | 7.43±2 | 5.85±2.5 | ||||||
0 | 0,10,20 | 0,10,20 | |||||||||
7 | abdomen | 7.99±4.6 | 7.2±4 | 5.98±4.2 | 4.95±4.1 | 4.34±3.9 | <0.001 | 0.027 | 0.930 | ||
thorax | 11.4±2.4 | 11.1±2.3 | 8.85±2.9 | 7.98±2.4 | 6.62±2.2 | ||||||
* | 0,10 | 0,10 | |||||||||
15 | abdomen | 13.7±1.6 | 12.7±2.4 | 11.8±2.7 | 10.6±2.7 | 10.2±2.7 | 0.323 | 0.025 | 0,7 | 0.947 | |
thorax | 13.9±6.1 | 11.8±4.2 | 11.5±4.4 | 9.47±2.5 | 9.66±2.5 | ||||||
0 | 0 | ||||||||||
Ventral trans-pulmonary pressure TPvent (cmH2O) | <0.001 | <0.001 | <0.001 | 0.771 | |||||||
0 | abdomen | 4.02±5.9 | 4.78±5.1 | 6.81±4.4 | 7.81±4.2 | 8.65±4.1 | 0.330 | <0.001 | 0.524 | ||
thorax | 5.89±2.3 | 5.83±2.6 | 6.95±3.1 | 7.8±3 | 8±3.8 | ||||||
0.10 | 0,10 | ||||||||||
7 | abdomen | 8.15±6.6 | 9.89±6.1 | 11.4±5.5 | 12.5±5.2 | 12.9±5 | <0.001 | 0.002 | 0 | 0.609 | |
thorax | 12.3±3.6 | 12±3.3 | 13±3.6 | 13.9±3.4 | 15.2±3.9 | ||||||
0 | 0.10 | ||||||||||
15 | abdomen | 13.2±4.2 | 13.5±3.8 | 13.8±3.1 | 14.7±2 | 14.6±2.1 | <0.001 | 0.557 | 0,7 | 0.989 | |
thorax | 16.3±1.7 | 17±1.5 | 17.7±2 | 17.9±2.9 | 17.9±3.1 | ||||||
* | * | * | * | ||||||||
Dorsal trans-pulmonary pressure TPdors (cmH2O) | 0.009 | <0.001 | <0.001 | 0.600 | |||||||
0 | abdomen | -3.26±6 | -2.01±5.3 | -0.207±4.6 | 2.69±4.6 | 2.68±3.9 | <0.001 | <0.001 | 0.630 | ||
thorax | -3.92±3.9 | -2.94±3.4 | -1.52±3.4 | 0.0791±3 | 1.28±2.9 | ||||||
0 | 0,10,20 * | 0,10,20 | |||||||||
7 | abdomen | 2.43±3.1 | 3.22±2.5 | 5.01±2.2 | 6.35±2.6 | 6.46±2.3 | 0.141 | <0.001 | 0 | 0.529 | |
thorax | 3.15±4.2 | 2.85±3.5 | 4.1±2.9 | 4.95±2.6 | 5.33±2.7 | ||||||
0,10 | 0,10 | ||||||||||
15 | abdomen | 6.09±3.1 | 6.82±3.1 | 8.33±2.9 | 9.14±3.7 | 9.7±3.3 | 0.399 | 0.002 | 0,7 | 0.986 | |
thorax | 5.35±3.7 | 6.43±3.2 | 7.65±2.7 | 8.99±2.5 | 9.67±2.7 | ||||||
0 | 0,10 | 0,10 | |||||||||
TPvent – TPcaud (cmH2O) | <0.001 | 0.003 | <0.001 | 0.997 | |||||||
0 | abdomen | 14±7.5 | 13.6±6.4 | 13.2±5.8 | 11.4±4.5 | 11.3±4.4 | 0.001 | 0.031 | 0.970 | ||
thorax | 16.7±2.8 | 15.5±3.5 | 15.3±3 | 14.5±2.9 | 13.1±2.7 | ||||||
7 | abdomen | 9.26±5.3 | 8.64±4.3 | 8.56±4.6 | 8.43±4.4 | 7.93±4.8 | <0.001 | 0.484 | 0 | 0.913 | |
thorax | 15.5±3.1 | 15.3±2.6 | 13.6±4.1 | 13.6±3.9 | 12.6±4 | ||||||
* | |||||||||||
15 | abdomen | 10.6±4.2 | 9.96±3.7 | 9.14±3.8 | 8.45±3.3 | 7.98±3.1 | <0.001 | 0.063 | 0, 7 | 0.978 | |
thorax | 13.6±4.8 | 12.1±2.4 | 12.5±2.4 | 10.6±2.6 | 10.7±3.3 | ||||||
* |