Table 2.
Baseline hemodynamic parameters in pre-capillary and group 1 PH.
| Age < 75 years | Age ≥ 75 years | P | |
|---|---|---|---|
| Pre-capillary PH (n) | 165 | 59 | |
| mPAP (mmHg) | 39 ± 13.2 | 37 ± 8.7 | 0.003 |
| sPAP (mmHg) | 64 ± 21.6 | 60 ± 15.3 | 0.060 |
| dPAP (mmHg) | 26 ± 9.9 | 22 ± 5.8 | <0.001 |
| PAWP (mmHg) | 8 ± 3.4 | 9 ± 3.2 | 0.726 |
| DPG (mmHg) | 18 ± 9.8 | 13 ± 6.1 | <0.001 |
| CO (L.min−1) | 4.8 ± 1.4 | 4.3 ± 1.1 | 0.003 |
| CI (L.min−1.m−2) | 2.6 ± 0.7 | 2.4 ± 0.7 | 0.012 |
| PVR (WU) | 6.1 ± 4.2 | 6.3 ± 3.6 | 0.923 |
| RAP (mmHg) | 5.0 ± 3.6 | 5.5 ± 3.5 | 0.470 |
| PH group 1 (n) | 76 | 17 | |
| mPAP (mmHg) | 40.5 ± 16.6 | 38.0 ± 7.5 | 0.020 |
| sPAP (mmHg) | 68.0 ± 27.2 | 62.0 ± 13.8 | 0.112 |
| dPAP (mmHg) | 27.0 ± 11.8 | 22.0 ± 4.3 | 0.001 |
| PAWP (mmHg) | 8.0 ± 3.3 | 10 ± 3.4 | 0.423 |
| DPG (mmHg) | 19.5 ± 11.6 | 11.0 ± 4.7 | <0.001 |
| CO (L.min−1) | 4.9 ± 1.4 | 3.7 ± 1.1 | 0.009 |
| CI (L.min−1.m−2) | 2.7 ± 0.8 | 2.3 ± 0.7 | 0.030 |
| PVR (WU) | 6.4 ± 5.2 | 6.3 ± 3.2 | 0.810 |
| RAP (mmHg) | 6.0 ± 3.3 | 6.0 ± 3.5 | 0.936 |
PH, pulmonary hypertension; mPAP, mean pulmonary arterial pressure; sPAP, systolic pulmonary artery pressure; dPAP, diastolic pulmonary arterial pressure; PAWP, pulmonary artery wedge pressure; DPG, diastolic pressure gradient; CO, cardiac output; CI, cardiac index; PVR, pulmonary vascular resistance; RAP, right atrial pressure; WU, Wood unit.