Clinical Usefulness of Response Profiles to Rapidly Incremental Cardiopulmonary Exercise Testing
Figure 11
Heart rate (HR) response as a function of uptake in 3 males of same age: a patient with abnormal delivery and/or extraction (severe pulmonary arterial hypertension, = 158 beats/L), a normal sedentary subject ( = 65 beats/L), and a triathlete ( = 26 beats/L).
