Table 1

Maximum levels of mPAP, PVR, and cardiac index during testing

Parameter/conditionRoom airOxygenNitric oxide + oxygenIloprost + oxygen
mPAP, mean pulmonary artery pressure; mSAP, mean systemic artery pressure; PVR, pulmonary vascular resistance; SVR, systemic vascular resistance
mPAP (mm Hg) (% mSAP)48 (59)28 (37)21 (25)61 (79)
PVR (dynes·s·cm−5) (% SVR)856 (51)392 (27)232 (14)1192 (79)
Cardiac index (l/min/m2)3.733.893.813.76