Table 4. Comparison of percent of change between pulmonary hypertension and chronic heart failure groups.

	Pulmonary hypertension	Chronic heart failure
Median percent of change	Median (IQR)	Median (IQR)
VE/VCO2	18.97 (10.4)	10.62 (6.4)*
VO2 at AT (ml/ min)	−33.11 (25.32)	−21.57 (87.52)
Peak VO2 (%)	−20.39 (18.69)	−30.44 (19.24)*
Peak work load (watts)	−54.47 (57.46)	−22.33 (23.42)*

IQR: interquartile range; p-value, level of significance; *Significant