Fig. 6From: Dosimetrically administered nebulized morphine for breathlessness in very severe chronic obstructive pulmonary disease: a randomized, controlled trialChanges in spirometry values, expressed as percentage points; comparison of best and worst values obtained during morphine and 0,9% NaCl periods. MCID, Minimal Clinically Important Difference [24]; VC, Vital Capacity; IVC, Inspiratory Vital Capacity; IC, Inspiratory CapacityBack to article page