Intended for healthcare professionals

Endgames Statistical question


BMJ 2008; 337 doi: (Published 08 October 2008) Cite this as: BMJ 2008;337:a202
  1. John Fletcher, clinical epidemiologist
  1. 1BMJ, London WC1H 9JR
  1. jfletcher{at}

    One hundred and fifty men are asked if they have hypertension or normal blood pressure. They then have their blood pressure formally assessed according to guidelines. Consider the distribution of participants in the table. Calculate the sensitivity, specificity, positive predictive value, and negative predictive value of self reported blood pressure.

    View this table:


    • Sensitivity = 80/83 (96%)

    • Specificity …

    View Full Text

    Log in

    Log in through your institution


    * For online subscription