TABLE 2. Pre- and Postoperative Hemodynamic and Laboratory Variables.
| Variable | Preimplant | Postimplant | P-Value |
|---|---|---|---|
| Heart rate (beats/min) | 88 ± 14 | 96 ± 12 | 0.0004 |
| Arterial blood pressure (mean, mmHg) | 72.5 ± 9.1 | 76.0 ± 9.5 | 0.03 |
| Central venous pressure (mmHg) | 12.1 ± 5.1 | 12.0 ± 4.0 | 0.8 |
| Pulmonary artery pressure (mean, mmHg) | 30.2 ± 7.4 | 26.6 ± 4.9 | <0.00000001 |
| Cardiac index (L/min−1 m−2) | 2.10 ± 0.4 | 3.12 ± 0.5 | <0.00000001 |
| Right ventricular dysfunction (%) | 0.02 | ||
| None | 7.07% | 12.50% | |
| Mild | 23.89% | 36.46% | |
| Moderate | 43.37% | 39.58% | |
| Severe | 25.67% | 11.45% | |
| Right ventricular stroke work index (g m2/beat) | 6.05 ± 2.54 | 7.04 ± 2.60 | 0.02 |
| Tricuspid regurgitation (%) | 0.0004 | ||
| None | 9.26% | 4.35%% | |
| Mild | 36.11% | 65.22% | |
| Moderate | 44.44% | 27.17% | |
| Severe | 10.19% | 3.26% | |
| Sodium | 135 ± 4 | 137 ± 3 | 0.0008 |
| Total bilirubin | 1.37 ± 0.61 | 1.80 ± 1.63 | 0.2 |
| Aspartate aminotransferase | 44.80 ± 27.55 | 79.37 ± 77.55 | 0.1 |
| Alanine aminotransferase | 40.29 ± 24.03 | 45.92 ± 35.92 | 0.4 |
| Creatinine | 1.50 ± 0.47 | 1.30 ± 0.46 | 0.01 |
Postoperative hemodynamic variables were acquired immediately upon arrival to the intensive care unit. Postoperative echocardiography parameters were determined immediately prior to leaving the operating room (n = 114).