eature 4: Altered Level of consciousnessРThis feature is shown by any answer other than “alert” to the following question: РOverall, how would you rate this patient’s level of consciousness? (alert [normal]), vigilant [hyperalert], lethargicР[drowsy, easily aroused], stupor [difficult to arouse], a [unarousable])РThe diagnosis of delirium by CAM requires the presence of features 1 and 2 and either 3 or 4.РCAM Instrument and Algorithim adapted from Inouye, S., van Dyck, C., Alessi, C., Balkin, S., Siegal, A. & Horwitz, R. Р (1990). Clarifying confusion: the confusion assessment method. Annals of Internal Medicine, 113(12), 941-948. Р Reprinted with permission.Р A series provided by Р The Hartford Institute for Geriatric NursingР hartford.ign@nyu.eduР Р Managing Editor: Jessica Scholder, MPH
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