TABLE 2

Haemodynamic and oxygen parameters during cardiopulmonary exercise testing

RestPeak exerciseChangep-value
sBP mmHg104.0±10.4127.8±19.4+23<0.01
Heart rate bpm82.4±12.0121.9±14.7+50<0.01
mRAP mmHg3.6±2.06.4±2.2+121<0.01
mPAP mmHg27.9±10.745.9±16.7+67<0.01
Cardiac index L·min−1·m−23.72±0.855.35±1.20+46<0.01
TPR Wood units5.74±3.426.58±3.82+17<0.01
SpO2 %97.0±1.294.0±2.7−3.1<0.01
SvO2 %76.8±4.253.5±7.6−30<0.01

Data are presented as mean±sd or %. sBP: systolic blood pressure; mRAP: mean right atrial pressure; mPAP: mean pulmonary arterial pressure; TPR: total pulmonary resistance; SpO2: peripheral arterial oxygen saturation; SvO2: mixed venous oxygen saturation.