Table 3

Hemodynamic Data for Group 1legend

Variable (mean ± SEM)A: RAB: OxygenC: RAD: NO+RAANOVA p Value
PVR (U·m2)17.2 ± 2.111.1 ± 1.517.8 ± 2.211.7 ± 1.7< 0.0001∗ †
mPAp (mm Hg)62.7 ± 3.354.9 ± 3.160.9 ± 3.451.2 ± 3.0< 0.0001∗ †
LAp (mm Hg)13.7 ± 0.814.6 ± 1.014.0 ± 0.914.9 ± 1.10.05
CI (liters/min/m2)3.6 ± 0.33.2 ± 0.23.5 ± 0.23.3 ± 0.20.19
RAp (mm Hg)9.0 ± 0.59.1 ± 0.58.8 ± 0.58.4 ± 0.50.08
MAP (mm Hg)79.2 ± 2.381.0 ± 2.379.5 ± 2.679.4 ± 2.60.55
SVR (U·m2)24.2 ± 1.825.7 ± 1.624.2 ± 1.824.8 ± 1.70.33
pH7.36 ± 0.017.36 ± 0.017.35 ± 0.017.35 ± 0.010.43
Pco241.6 ± 1.141.2 ± 1.041.8 ± 1.143.0 ± 1.20.07
Po265.6 ± 2.7277.6 ± 23.268.1 ± 3.673.5 ± 3.5< 0.0001
Heart rate108 ± 4107 ± 4104 ± 5105 ± 50.24
  • Variable in oxygen (B) is different than in room air (A) (p < 0.05).

  • Variable in nitric oxide (D) is different than in room air (C) (p < 0.05).

  • legend ANOVA = analysis of variance; CI = cardiac index; LAp = left atrial pressure; MAP = mean arterial blood pressure; mPAp = mean pulmonary artery pressure; Pco2= partial pressure of carbon dioxide; Po2= partial pressure of oxygen; PVR = pulmonary vascular resistance; RA = room air; RAp = right atrial pressure; SVR = systemic vascular resistance.