Table 1.
Demographic characteristics (n = 62).
| Parameters | Mean ± SD or N(%) |
|---|---|
| Age | 52.8 ± 14.7 |
| Female gender | 49 (79%) |
| Ethnicity | |
| White | 41 (66.1%) |
| African-American | 16 (25.8%) |
| Asian | 3 (4.8%) |
| Hispanic | 2 (3.2%) |
| WHO classification of PH | |
| Group 1 (PAH) | 57 (92%) |
| Group 4 (thromboembolic) | 4 (6%) |
| Group 5 (multifactorial) | 1 (2%) |
| NYHA functional class | |
| I | 14 (22.6%) |
| II | 38 (61.3%) |
| III | 10 (16.1%) |
| NT-proBNP (pg/mL) | 896.6 ± 1063.4 (n = 60) |
| 6-minute walk distance (m) | 397.3 ± 119.6 (n = 56) |
| Treatment | |
| PAH-specific monotherapy | 19 (30.6%) |
| PAH-specific combination therapy | 41 (66.1%) |
| Calcium channel blocker | 11 (17.7%) |
| Oxygen | 8 (12.9%) |
| Anti-coagulant | 12 (19.3%) |
Data is presented as mean ± standard deviation or number (%).
PH = pulmonary hypertension; PAH = pulmonary arterial hypertension.