Table 2.
Hemodynamic response to volume loading in pulmonary artery catheter/radionuclide cineangiogram studied group
| Parameter | Before saline infusion | After saline infusion | Percentage change | P |
| HR (beats/min) | 68.4 ± 3.4 | 72.2 ± 4.1 | 5.7 ± 3.5 | NS |
| SBP (mmHg) | 126.0 ± 4.7 | 132.4 ± 4.2 | 5.9 ± 1.8 | 0.0075 |
| DBP (mmHg) | 69.4 ± 2.8 | 75.7 ± 2.8 | 9.6 ± 3.0 | 0.0081 |
| MAP (mmHg) | 88.1 ± 3.3 | 94.6 ± 3.0 | 7.8 ± 2.2 | 0.004 |
| CVP (mmHg) | 9.4 ± 0.7 | 12.4 ± 0.9 | 41.5 ± 15.2 | 0.028 |
| SPAP (mmHg) | 22.5 ± 1.0 | 29.2 ± 1.4 | 30.6 ± 5.6 | 0.0001 |
| DPAP (mmHg) | 11.3 ± 0.8 | 15.4 ± 0.7 | 44.1 ± 13.4 | 0.0065 |
| MPAP (mmHg) | 15.1 ± 0.7 | 20.0 ± 0.9 | 36.2 ± 9.2 | 0.0019 |
| PWP (mmHg) | 9.7 ± 0.9 | 15.3 ± 0.8 | 77.8 ± 26.4 | 0.0128 |
| CI (l/min per m2) | 2.96 ± 0.12 | 3.87 ± 0.29 | 30.0 ± 6.5 | 0.0006 |
| SVI (ml/m2) | 44.0 ± 1.9 | 54.1 ± 3.0 | 23.1 ± 4.7 | 0.0005 |
| LVEDVI (ml/m2) | 70.6 ± 2.2 | 76.3 ± 4.0 | 7.7 ± 2.7 | 0.0138 |
| LVESVI (ml/m2) | 26.6 ± 0.8 | 22.3 ± 0.6 | -17.1 ± 5.1 | 0.0131 |
| LVEF (%) | 62 ± 1 | 69 ± 1 | 11.2 ± 2.2 | 0.0003 |
| LVSWI (g/beats per m2) | 46.6 ± 2.5 | 58.0 ± 3.6 | 25.1 ± 5.1 | 0.0004 |
| SBP/LVESVI (mmHg/ml per m2) | 4.77 ± 0.25 | 5.71 ± 0.40 | 19.9 ± 6.1 | 0.0071 |
| SVRI (dyne·s per cm5 per m2) | 2140 ± 100 | 1779 ± 114 | -16.5 ± 4.6 | 0.0039 |
| RVEDVI (ml/m2) | 81.8 ± 4.2 | 89.6 ± 5.8 | 9.5 ± 3.5 | 0.019 |
| RVESVI (ml/m2) | 37.8 ± 2.7 | 34.0 ± 2.9 | -6.5 ± 2.7 | 0.0335 |
| RVEF (%) | 54 ± 1 | 61 ± 2 | 12.9 ± 1.6 | <0.0001 |
| RVSWI (g/beat per m2) | 3.4 ± 0.5 | 5.8 ± 0.9 | 88.7 ± 24.8 | 0.0038 |
| SPAP/RVESVI (mmHg/ml per m2) | 0.62 ± 0.04 | 0.94 ± 0.13 | 48.2 ± 14.6 | 0.0063 |
| PVRI (dyne·s per cm5 per m2) | 147 ± 17 | 100 ± 16 | -27.6 ± 10.9 | 0.0264 |
CI, cardiac index; CVP, central venous pressure; DBP, diastolic blood pressure; DPAP, diastolic pulmonary artery pressure; HR, heart rate; LVEDVI, left ventricular end-diastolic volume index; LVEF, left ventricular ejection fraction; LVESVI, left ventricular end-systolic volume index; LVSWI, left ventricular stroke work index; MAP, mean arterial pressure; MPAP, mean pulmonary artery pressure; PAC, pulmonary artery catheter; PSP, peak systolic blood pressure; PVRI, pulmonary vascular resistance index; PWP, pulmonary artery wedge pressure; RVEDVI, right ventricular end-diastolic volume index; RVEF, right ventricular ejection fraction; RVESVI, right ventricular end-systolic volume index; RVSWI, right ventricular stroke work index; SBP, systolic blood pressure; SPAP, systolic pulmonary artery pressure; SVI, stroke volume index; SVRI, systemic vascular resistance index.