Improving mortality of coronary surgery: Data analysis was not robust

BMJ 2004; 329 doi: https://doi.org/10.1136/bmj.329.7470.855-a (Published 07 October 2004) Cite this as: BMJ 2004;329:855
  1. Sheka L C Reddy, clinical fellow cardiothoracic surgery (REDDYLCS@aol.com)
  1. Cardiothoracic Centre, Liverpool L14 3PE

    EDITOR—Bridgewater et al present data and draw conclusions that are incompatible.1 In their study new consultants not only performed as well as their senior colleagues in general (observed mortality v expected mortality is 0.61 v 0.66) but considerably outperformed them in years 3 and 4. The authors attributed this …

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