Nomogram for number needed to treat will be of limited use

BMJ 1996; 312 doi: https://doi.org/10.1136/bmj.312.7040.1229 (Published 11 May 1996) Cite this as: BMJ 1996;312:1229
  1. Julia Thomas,
  2. Chris Sharp
  1. Statistician Consultant occupational physician Medical Department, National Radiological Protection Board, Chilton, Didcot, Oxfordshire OX11 0RQ

    EDITOR,—Gilles Chatellier and colleagues suggest that in calculations of the “number needed to treat” a nomogram based on the formula 1/Pc x relative …

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