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  • respiratory
  • These patients had significantly more chronic respiratory failure, cachexia, and skeletal muscle wasting than other patients, as well as a greater number of pack-years smoking, poorer spirometry results, and were more likely to have emphysema. (news-medical.net)
  • Other factors included current smoking (odds ratio [OR]=2.3), chronic respiratory failure (OR=1.9), and emphysema (OR=1.3). (news-medical.net)