Figure 4From: Effect of obesity on constant workrate exercise in hyperinflated men with COPD Borg dyspnea (panel A) and leg fatigue (panel B) scores in relation to constant workrate endurance time, Borg dyspnea score in relation to oxygen consumption (VO 2 , L·min -1 , panel C) ventilation (V E , L·min -1 , panel D) and inspiratory reserve volume (IRV, % of predicted total lung capacity, panel E). Values are mean ± SE. White filled circles are normal BMI, grey are overweight and black, obese patients.Back to article page