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Response to Mucci et al’s study: “Cranial computed tomography in trauma: the accuracy of interpretation by staff in the emergency department”
  1. A Hugman,
  2. A Boyle
  1. Addenbrooke’s Hospital, Cambridge, UK
  1. Correspondence to:
 A J Hugman
 Addenbrooke’s Hospital, Hills Road, Cambridge, CB2 2QQ, UK; A.Hugman{at}doctors.org.uk

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We read with interest Mucci et al’s1 study of the accuracy of interpretation of cranial computed tomography (CT) scans in trauma by emergency department (ED) staff. It is a topical subject that needs exploring, but we have questions about the design of their study.

Firstly, the study was underpowered with only 100 scans examined. The quoted sensitivity of 86.6% has too …

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