Table 2.
Postoperative Echocardiographic and Hemodynamic Data Stratified by the Existence of Inappropriate Decoupling at Final Speed
| Inappropriate Decoupling Group (n=30) |
Noninappropriate Decoupling Group (n=33) |
P Value | |
|---|---|---|---|
| Echocardiography | |||
| LVDd, cm | 6.08±1.00 | 6.10±1.22 | 0.96 |
| Hemodynamics | |||
| PCWP, mm Hg | 14.1±5.9 | 13.8±6.8 | 0.84 |
| CI, L min−1 m−2 | 2.52±0.38 | 2.89±0.84 | 0.062 |
| mPAP, mm Hg | 27.6±7.3 | 21.8±6.7 | 0.003* |
| dPAP, mm Hg | 20.9±6.4 | 16.2±6.3 | 0.007* |
| Heart rate, beats per minute | 84.5±11.7 | 82.4±11.0 | 0.49 |
| RVSWI, g/m2 | 7.38±2.65 | 6.43±3.31 | 0.25 |
| CVP, mm Hg | 10.3±4.6 | 8.2±5.9 | 0.15 |
| PVR, WU | 2.84±1.35 | 1.51±0.84 | <0.001* |
| PAPi | 2.74±2.21 | 3.09±2.01 | 0.51 |
| PAC, mL/mm Hg | 3.64±1.37 | 4.17±1.36 | 0.38 |
CI indicates cardiac index; CVP, central venous pressure; dPAP, diastolic pulmonary artery pressure; LVDd, left ventricular diastolic diameter; mPAP, mean pulmonary artery pressure; PAC, pulmonary artery compliance; PAPi, pulmonary artery pulsatility index; PCWP, pulmonary capillary wedge pressure; PVR, pulmonary vascular resistance; and RVSWI, right ventricular stroke work index.
*
P<0.05 by unpaired t test.