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Statistical analysis of differences in turnover times among operating theatres
  1. Franklin Dexter
  1. Correspondence to Professor Franklin Dexter, Division of Management Consulting, Department of Anesthesia, University of Iowa, 200 Hawkins Drive, Iowa City IA 52242, USA; Franklin-Dexter{at}

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Overdyk et al1 used remote video auditing with real-time feedback in a surgical suite. As part of their randomised trial clustered by theatre, they report less turnover times among ‘fast rooms’, those generally including three or greater cases per day.

Successive turnover times between scheduled cases within theatres on the same date tend to be correlated (eg, caused by same surgeon, nurses and anaesthetist). This was shown in Dexter et al2 and Austin et al.3 …

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  • Funding Arrowsight paid the University of Iowa's Department of Anesthesia for consulting by FD in 2012 (see

  • Competing interests None declared.

  • Provenance and peer review Not commissioned; internally peer reviewed.

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