Table 3

Mean ambulatory pulmonary artery pressure (PAP) measured with the micromanometer tipped pulmonary artery catheter and heart rate averaged over 24 hours and during 10 minutes in each posture (lying asleep, lying awake, sitting and standing) and during exercise

Patient no.24 hour averageLying asleepLying awakeSittingStandingExercise (bicycle)
PAP  12120261917 28
 2322936272841
 3495668595769
 4696675686476
 5656468656773
 6554568486885
 Mean  (SE)48.53-150 (7.7)46.73-150 (7.7)56.8 (8.3)47.73-150 (8.3)50.23-150 (9.0)62.0 (9.1)
Heart rate
 Mean  (SE)86 (5.8)75 (5.8)92 (3.7)88 (2.9)100 (9.0)1153-160 (3.4)
  • The exercise values were obtained at the beginning of the fourth minute of a steady state exercise test at 30% measured Vo 2max.

  • 3-150 PAP significantly different from lying awake (p<0.05, ANOVA).

  • 3-160 Heart rate significantly different from lying awake (p<0.05, ANOVA).