Study confounded by lack of correction for social class

BMJ 1995; 311 doi: https://doi.org/10.1136/bmj.311.7013.1167a (Published 28 October 1995) Cite this as: BMJ 1995;311:1167
  1. Steinar Westin, Professor
  1. Department of Community Medicine and General Practice, University of Trondheim, Medical University Centre, N-7005 Trondheim, Norway

    EDITOR,--Morten Gronbaek and colleagues' paper on the possible health benefits of drinking wine1 attracted wide attention in the media in Norway. It might be wise to obey the slogan “never check a good story.” However, the reporting of associations between risk factors and health outcomes in the …

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