LV Diastolic Function Parameters
| Parameter | PYP+ (n = 22) | PYP− (n = 42) | Total (n = 64) | P |
|---|---|---|---|---|
| Presence of diastolic dysfunction | 17 (77.3%) | 15 (36.6%) | 32 (50.0%) | 0.002* |
| Peak tricuspid regurgitation velocity (m/s) | 2.7 (0.44) | 2.9 (0.46) | 2.8 (0.46) | 0.176† |
| Right ventricular systolic pressure (mm Hg) | 40.3 (12.7) | 44.1 (15.1) | 42.8 (14.3) | 0.3370‡ |
| E-wave velocity (m/s) | 0.9 (0.8–1.0) | 0.8 (0.7–1.0) | 0.9 (0.7–1.0) | 0.70† |
| A-wave velocity (m/s) | 0.5 (0.3–0.7) | 0.8 (0.6–0.9) | 0.7 (0.5–0.9) | 0.03† |
| E/A ratio | 2.0 (1.1–3.0) | 1.2 (0.9–1.8) | 1.3 (1.0–2.0) | 0.06† |
| E deceleration time (ms) | 154.5 (140.0–189.0) | 178.0 (139.0–205.0) | 170.0 (140.0–205.0) | 0.46† |
| Tissue doppler medial e′ > velocity (cm/s) | 3.3 (1.9) | 4.7 (1.7) | 4.2 (1.9) | 0.009† |
| Tissue doppler lateral e′ > velocity (cm/s) | 4.4 (2.0) | 6.3 (2.3) | 5.6 (2.4) | 0.009† |
| E/e′ ratio medial | 32.4 (18.3) | 22.0 (12.1) | 25.8 (15.3) | 0.02‡ |
| E/e′ ratio lateral | 21.8 (9.2) | 17.0 (10.3) | 18.8 (10.1) | 0.07‡ |