|
Correlation between lung aeration and indicators of right ventricular afterload |
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| Correlation coefficient |
Good aeration (-1000 HU to -600 HU) |
Poor aeration (-600 HU to -200 HU) |
Nonaeration (-200 HU to +200 HU) |
|
|
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| Pulmonary vascular resistance |
0.7 |
-0.1 |
-0.7 |
| Cardiac output |
-0.2 |
-0.2 |
-0.2 |
| Mean pulmonary artery pressure–pulmonary capillary wedge pressurea |
0.2 |
-0.1 |
-0.7 |
|
HU, Houndsfield units, expressed as the percentage of the lung area. None of the correlations was significant. aPressure drop through the pulmonary circulation. | |||
Reis Miranda et al. Critical Care 2006 10:R86 doi:10.1186/cc4944 |
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