To the Editor: In their systematic review, Dr Wong and colleagues1 supported the use of the CAM because of its brevity and ease of use. The article indicated that the CAM takes 5 minutes to administer; however, this does not include the time required to perform the formal cognitive assessments on which the validity of the CAM relies.2
Young RS, Arseven A. Diagnosing Delirium. JAMA. 2010;304(19):2124–2127. doi:10.1001/jama.2010.1617
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