Obesity, pain, and sedation are important

BMJ 1996; 312 doi: https://doi.org/10.1136/bmj.312.7039.1159 (Published 04 May 1996) Cite this as: BMJ 1996;312:1159
  1. Andrew Higgs
  1. Registrar in anaesthesia Department of Anaesthesia and Intensive Care, Royal Liverpool University Hospital, Liverpool L7 8XP

    EDITOR,—John C Hall and colleagues stratify their patients as high risk only on the basis of American Society of Anesthesia grade (>1) and advanced age (>60 years) and then imply that other putative risk factors are similar in the two (high and low risk) groups. They seem to ignore one major risk factor for the development of postoperative respiratory complication—namely, obesity. Although the two groups are …

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