All (n=90) | AS-Present (n=19) | AS-Absent (n=71) | P-value | |
---|---|---|---|---|
PASP (mmHg) | 67.1 ± 2.1 | 72 ± 3.4 | 65.7 ± 2.5 | 0.14a |
PADP (mmHg) | 26.3 ± 0.9 | 29.1 ± 1.3 | 25.6 ± 1.1 | 0.048a* |
MPAP (mmHg) | 42.1 ± 1.2 | 45.3 ± 1.8 | 41.3 ± 1.4 | 0.09a |
RAP (mmHg) | 9 (7–11.3) | 10 (7–11) | 9 (7–13) | 0.49b |
PCWP (mmHg) | 12 (9–15) | 13 (9–16) | 11 (8–14) | 0.19b |
Cardiac Output (L/min) | 4.1 (3.3–5.4) | 4.4 (3.7–5.5) | 4 (3.2–5.4) | 0.18b |
Cardiac Index (L/min/m2) | 2.3 (1.8–2.9) | 2.4 (2–2.9) | 2.3 (1.8–2.9) | 0.51b |
PVR (dynes/s/cm-5) | 512 (356–841) | 528 (368–789) | 504 (344–856) | 0.97b |
*Statistically significant at p<0.05, a unpaired t-test with Welch’s correction, b Mann-Whitney U test, Variance= standard error or IQR.
AS, aortic stenosis; RVSP, right ventricular systolic pressure
Right heart catheterization hemodynamic data at pulmonary arterial hypertension diagnosis