Screening without evidence of efficacy

doi:10.1136/bmj.328.7438.521-a

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Screening uncertainties concern evidence, efficacy, decisions

Hazel Thornton, honorary visiting fellow (hazelcagct@aol.com)

Department of Health Sciences, University of Leicester “Saionara,” Rowhedge, Colchester CO5 7EA

EDITOR—Law argues that encouraging people to decide for themselves whether to attend for screening is ducking the issue.1 This is true only if a well founded public health programme for a specific disease has not been set up. Then, setting up a programme, as Law advocates, should be based on evidence, through rigorous scientific evaluation of efficacy through systematic review of …