Intended for healthcare professionals


Patients' understanding of randomised controlled trials depends on their education

BMJ 1999; 318 doi: (Published 27 March 1999) Cite this as: BMJ 1999;318:875
  1. E Pucci (, Neurologist,
  2. N Belardinelli, Neurologist,
  3. M Signorino, Neurologist,
  4. F Angeleri, Professor of neurology
  1. Istituto Malattie del Sistema Nervoso, Clinica Neurologica, Universitá di Ancona, Ospedale Regionale Torrette, 60020 Ancona, Italy

    EDITOR—We appreciated Featherstone and Donovan's report about patients' perspectives of participation in a randomised controlled trial.1 We recently investigated the ability of 40 middle aged and elderly caregivers to understand and retain information about randomised controlled trials in patients with Alzheimer's disease.

    Eighteen caregivers were men and 22 women, and their mean age was 64 (SD 6) (range 50-76). They had had …

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