HOME HELP FEEDBACK SUBSCRIPTIONS ARCHIVE SEARCH TABLE OF CONTENTS British Journal of Psychiatry Advances in Psychiatric Treatment All RCPsych Journals		QUICK SEARCH:   [advanced] Author: Keyword(s): Year:  Vol:  Page:

This Article Full Text (PDF) Submit an eLetter Alert me when this article is cited Alert me when eLetters are posted Alert me if a correction is posted Services Email this article to a friend Similar articles in this journal Alert me to new issues of the journal Download to citation manager Citing Articles Citing Articles via CrossRef Citing Articles via Google Scholar Google Scholar Articles by Rampes, H. Articles by Blizard, R. Search for Related Content PubMed Articles by Rampes, H. Articles by Blizard, R.

How to appraise an article on diagnosis

South Kensington and Chelsea Mental Health Centre, Chelsea and Westminster Hospital, London

James P. Warner, Lecturer^* and Robert Blizard, Medical Statistician

University Department of Psychiatry, Royal Free Hospital School of Medicine, Rowland Hill Street, London NW3 2QG

^* Correspondence

In our evidence-based journal club we appraised an article investigating the use of the CAGE questions in screening psychiatric populations for alcohol misuse. We calculated a likelihood ratio of four for a score of two or more positive CAGE questions, suggesting the CAGE is a moderately useful screening instrument.