[Nutritional status of patients with COPD complicated by respiratory failure].
D000368:Aged; D005260:Female; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000150:complications*; D008297:Male; D008875:Middle Aged; D009748:Nutrition Disorders / Q000209:etiology; D009752:Nutritional Status; D012131:Respiratory Insufficiency / Q000209:etiology*