Intended for healthcare professionals

Letters Resting heart rate as predictor

What about absolute risks?

BMJ 2009; 338 doi: (Published 23 March 2009) Cite this as: BMJ 2009;338:b1197
  1. Michael J Campbell, professor of medical statistics1
  1. 1Medical Statistics Group, ScHARR, University of Sheffield, Sheffield S1 4DA
  1. m.j.campbell{at}

    It is a fundamental principle in public health that you should never quote a relative risk without also giving the absolute risk.1 Failure to follow this simple precept results in the weekly health scares that engage the popular press, when an increased relative risk is taken as a threat to the …

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