Intended for healthcare professionals

Letters Surgical admissions and cognitive decline

Prolong the use of oxygen following surgery to improve cognitive trajectory

BMJ 2019; 366 doi: (Published 12 September 2019) Cite this as: BMJ 2019;366:l5483
  1. Andrew N Bamji, retired consultant rheumatologist
  1. Rye TN31 7ES, UK
  1. bamji{at}

This study1 suggests that major surgery results in the equivalent of five months of cognitive ageing, but notes that causality could not be established because the study was observational.

There is good …

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