52 | Chapter 2 Author, year ref Country Educational setting Snadden et al, 1998 45 Scotland Postgraduate education: general practitioner specialty training. Webb et al, 2012 46 United States Postgraduate education: surgery specialty training a The three criteria for our rigour evaluation were (1) A clear statement of, and rationale for, the research question/ aims, (2) Design and study methods are appropriate to answer the research question, (3) Study findings and conclusions are supported by the data. b In case the paper fulfilled a rigour criterium this is indicated with a black circle ( ). In case the paper did not fulfil the rigour criterium this indicated with an open circle ( ).
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