Fig. 1From: Prognostic value of end-tidal CO2 pressure during exercise in patients with left ventricular dysfunctionRelationships of PETCO2 at peak exercise with peak \( \dot{\rm{V}} \)O2 (panel A), ∆\( \dot{\rm{V}} \)O2/∆WR (panel B) and \( \dot{\rm{V}} \)E/\( \dot{\rm{V}} \)CO2 slope (panel C)Back to article page