Letters Sir Karl Popper, swans, and GPs

Doctors must bear in mind the fallibility of their assumptions

BMJ 2011; 343 doi: http://dx.doi.org/10.1136/bmj.d7709 (Published 29 November 2011) Cite this as: BMJ 2011;343:d7709
  1. Stephen J Newell, general medical practitioner1
  1. 1North Street Medical Care, Romford RM1 4QJ, UK
  1. stephen.newell{at}nhs.net

Berghmans and Schouten set their arguments within a philosophical framework, but I am not sure if “confirmation bias” is as important as they suggest.1 I think it is more likely to be consideration of disease prevalence: …

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