Intended for healthcare professionals

Letters Overcoming overuse

Understanding why we deliver unnecessary care

BMJ 2018; 362 doi: (Published 12 July 2018) Cite this as: BMJ 2018;362:k2988
  1. Claire A Duddy, realist reviewer (NIHR systematic review fellow)
  1. Nuffield Department of Primary Care Health Sciences, University of Oxford, Oxford OX2 6GG, UK
  1. claire.duddy{at}

I share Llewelyn’s frustration that the views expressed in the essay by Woloshin and Schwartz do not offer us any clear way forward.12 Like many others,34 Woloshin and Schwartz clearly recognise the complex factors affecting decisions …

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