Characteristics | N = 50 |
---|---|
Age, yrs | 61 (11) |
Sex, n (% women) | 49 (98) |
Race, n (% white) | 45 (90) |
NYHA FC, n (%) | |
I: | 2 (4) |
II: | 13 (26) |
III: | 30 (60) |
IV: | 5 (10) |
Total lung capacity, n (% predicted) | 82 (18) |
DLCO, n (% predicted) | 51 (18) |
6MWT, m | 325 (88) |
Disease duration before index echocardiography, days | 1147 (829) |
PAH-specific therapy at index echocardiography, n (%) | 25 (50) |
Deaths, n (%) | 25 (50) |
Heart rate, bpm | 82 (16) |
Systolic blood pressure, mm Hg | 125 (21) |
Diastolic blood pressure, mm Hg | 69 (13) |
Systemic vascular resistance, dynes-s/cm5 | 4722 (1821) |
Right atrial pressure, mm Hg | 9 (5) |
Mean pulmonary artery pressure, mm Hg | 42 (10) |
Cardiac index, l/min/m2 | 2.4 (0.8) |
PCWP, mm Hg | 10 (3) |
Pulmonary vascular resistance, Wood units | 9.2 (5.1) |
Pulmonary artery saturation (%) | 64.8 (9.1) |
Stroke volume index, ml/m2 | 32 (13) |
RVSWI, g-m/m2 | 13.5 (5.9) |
SV/PP, mm Hg/ml | 1.25 (0.73) |
NYHA FC: New York Heart Association functional class; PCWP: pulmonary capillary wedge pressure, RVSWI: right ventricular stroke work index; SV/PP: stroke volume/pulse pressure.