Parameter | OR | 95% CI | p-value |
Peak load <80% predicted | 4.023 | 1.434–11.283 | 0.008 |
Peak V′O2 <80% predicted | 5.386 | 1.813–16.001 | 0.002 |
V′O2/WR <8.4 mL·min−1·W−1 | 13.417 | 4.558–39.491 | <0.001 |
O2 pulse <80% predicted | 3.154 | 1.260–7.891 | 0.014 |
PETCO2 peak exercise <4.0 kPa | 2.667 | 1.097–6.484 | 0.030 |
V′E/V′CO2 AT ≥34.0 | 4.788 | 1.866–12.290 | 0.001 |
SpO2 peak exercise ≤94% | 1.920 | 0.771–4.781 | 0.161 |
AT: anaerobic threshold; CPET: cardiopulmonary exercise testing; PETCO2: end-tidal carbon dioxide partial pressure; PH: pulmonary hypertension; V′E/V′CO2: ventilatory equivalent for carbon dioxide; V′O2: oxygen consumption; SpO2: peripheral oxygen saturation; WR: work rate.