Figure 4From: Inability of myalgic encephalomyelitis/chronic fatigue syndrome patients to reproduce VO2peak indicates functional impairment Individual changes in ventilatory threshold measures of VO2 (A), O2pulse (B), work (C) and Ve (D) from Test 1 to Test 2. Subjects’ whose VO2@VT did not decrease during Test 2 showed a decrease in VO2peak.Back to article page