Table 3.
Hemodynamic changes
| Sham (n = 4) | PVC-SC (n = 8) | PVC-LC (n = 4) | |
|---|---|---|---|
| LVEDP (mm Hg) | |||
| Baseline | 11.8 ± 1.5 | 11 ± 0.8 | 12.5 ± 0.9 |
| Week 12 | 10.7 ± 0.6 | 11.2 ± 0.7 | 11 ± 0.5 |
| LVESP (mm Hg) | |||
| Baseline | 81.6 ± 6.1 | 73.8 ± 1 | 80.7 ± 2.2 |
| Week 12 | 85.7 ± 3 | 69.4 ± 4∗ | 79.3 ± 3.3 |
| dP/dt max (mm Hg/s) | |||
| Baseline | 984.8 ± 92.3 | 973.6 ± 42.1 | 1070.7 ± 60.7 |
| Week 12 | 1147 ± 130.3 | 768.2 ± 65∗† | 820.8 ± 68† |
| dP/dt min (mm Hg/s) | |||
| Baseline | –1201.2 ± 93.1 | –1159.4 ± 52.7 | –1353.5 ± 67.5 |
| Week 12 | –1492.5 ± 146.4 | –880.6 ± 95.6∗† | –1125.25 ± 58.7† |
Values are given as mean ± SEM.
Multiple comparison test (P <.05): ∗vs sham; †vs baseline.
dP/dt max = left ventricular contractility; dP/dt min = lusitropy; LVEDP = left ventricular end-diastolic pressure; LVESP = left ventricular end-systolic pressure; other abbreviations as in Table 1.