Table 2.
Steady‐state and pulsatile load stratified by PH classification
| mPAP <25 mmHg | PrecPH | IpcPH | CpcPH | mPAP <25 mmHg vs. all PH | |
|---|---|---|---|---|---|
| mPAP (mmHg) | 20 ± 4 | 45 ± 14 | 30 ± 9 | 43 ± 8 | P < 0.001 |
| SVR (dyne.s.cm−5) | 1238 ± 341 | 1203 ± 386 | 1439 ± 631 | 1412 ± 409 | 0.65 |
| PVR (dyne.s.cm−5) | 127 ± 43 | 492 ± 194 | 159 ± 72 | 380 ± 78 | 0.001 |
| Systemic Zc (dyne.s.cm−5) | 84 ± 42 | 74 ± 29 | 69 ± 16 | 88 ± 28 | 0.779 |
| Pulmonary Zc (dyne.s.cm−5) | 47 ± 19 | 86 ± 20 | 66 ± 30 | 86 ± 39 | 0.05 |
CpcPH, combined pre‐capillary and post‐capillary PH; DBP, diastolic blood pressure; EDVI, end‐diastolic volume indexed; ESVI, end‐systolic volume indexed; IpcPH, isolated post‐capillary PH; mPAP, mean pulmonary artery pressure; PH, PrecPH, pre‐capillary PH; pulmonary hypertension; PVR, pulmonary vascular resistance; SBP, systolic blood pressure; SD, standard deviation; SVR, systemic vascular resistance; Zc, characteristic impedance.