Table 2.
2D echo parameters in the HF and HF-VAD groups before and after sildenafil therapy. The values are expressed as medians (interquartile ranges) unless otherwise specified.
| HF (n = 11) | HF-VAD (n = 8) | |||||
|---|---|---|---|---|---|---|
| Pre-Sildenafil | Post-Sildenafil | p Value | Pre-Sildenafil | Post-Sildenafil | p Value | |
| RA volume, ml | 28 (22–45) | 25 (14–38) | 0.28 | 36 (23–52) | 28 (13–73) | 0.67 |
| RV end diastolic area, cm2 | 16 (8–19) | 15 (9–16) | 0.31 | 23 (14–30) | 20 (13–23) | 0.34 |
| RV fractional area change, % | 26% (19–31%) | 23% (20–32%) | 0.92 | 24% (17–30%) | 25% (22–30%) | 0.6 |
| Tricuspid annular plane systolic excursion (TAPSE), cm | 1.6 (1.5–1.7) | 1.8 (1.1–2.3) | 0.63 | 0.74 (0.54–0.95) | 1.16 (0.62–1.28) | 0.19 |
| End-systolic RV/LV ratio | 0.68 (0.55–0.78) | 0.68 (0.56–0.83) | 0.86 | 0.70 (0.55–0.91) | 0.49 (0.44–0.97) | |