{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,9]],"date-time":"2026-07-09T10:30:11Z","timestamp":1783593011499,"version":"3.55.0"},"reference-count":24,"publisher":"American Psychiatric Association Publishing","issue":"1","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["JNP"],"published-print":{"date-parts":[[2006,2]]},"DOI":"10.1176\/jnp.18.1.108","type":"journal-article","created":{"date-parts":[[2014,12,17]],"date-time":"2014-12-17T23:14:28Z","timestamp":1418858068000},"page":"108-112","source":"Crossref","is-referenced-by-count":11,"title":["Frequency of Delirium in a Neurological Emergency Room"],"prefix":"10.1176","volume":"18","author":[{"given":"Jesus","family":"Ramirez-Bermudez","sequence":"first","affiliation":[{"name":"Received August 5, 2004, revised November 3, 2004, accepted December 7, 2004. From the Departments of Neuropsychiatry, Neurology, Cognition and Behavior, and Neurological Emergencies of the National Institute of Neurology and Neurosurgery, Mexico City, Mexico; and Carracci Medical Group, Mexico. Address correspondence to Dr. Lopez G\u00f3mez, Department of Neurology, Instituto Nacional de Neurolog\u00eda y Neurocirug\u00eda \u201cDr. Manuel Velasco Su\u00e1rez,\u201d Insurgentes Sur 3877, LA Fama 14269, M\u00e9xico City, M\u00e9xico; (E-mail)."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mario","family":"Lopez-G\u00f3mez","sequence":"additional","affiliation":[{"name":"Received August 5, 2004, revised November 3, 2004, accepted December 7, 2004. From the Departments of Neuropsychiatry, Neurology, Cognition and Behavior, and Neurological Emergencies of the National Institute of Neurology and Neurosurgery, Mexico City, Mexico; and Carracci Medical Group, Mexico. Address correspondence to Dr. Lopez G\u00f3mez, Department of Neurology, Instituto Nacional de Neurolog\u00eda y Neurocirug\u00eda \u201cDr. Manuel Velasco Su\u00e1rez,\u201d Insurgentes Sur 3877, LA Fama 14269, M\u00e9xico City, M\u00e9xico; (E-mail)."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Luisa","family":"Sosa Ana","sequence":"additional","affiliation":[{"name":"Received August 5, 2004, revised November 3, 2004, accepted December 7, 2004. From the Departments of Neuropsychiatry, Neurology, Cognition and Behavior, and Neurological Emergencies of the National Institute of Neurology and Neurosurgery, Mexico City, Mexico; and Carracci Medical Group, Mexico. Address correspondence to Dr. Lopez G\u00f3mez, Department of Neurology, Instituto Nacional de Neurolog\u00eda y Neurocirug\u00eda \u201cDr. Manuel Velasco Su\u00e1rez,\u201d Insurgentes Sur 3877, LA Fama 14269, M\u00e9xico City, M\u00e9xico; (E-mail)."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sergio","family":"Aceves","sequence":"additional","affiliation":[{"name":"Received August 5, 2004, revised November 3, 2004, accepted December 7, 2004. From the Departments of Neuropsychiatry, Neurology, Cognition and Behavior, and Neurological Emergencies of the National Institute of Neurology and Neurosurgery, Mexico City, Mexico; and Carracci Medical Group, Mexico. Address correspondence to Dr. Lopez G\u00f3mez, Department of Neurology, Instituto Nacional de Neurolog\u00eda y Neurocirug\u00eda \u201cDr. Manuel Velasco Su\u00e1rez,\u201d Insurgentes Sur 3877, LA Fama 14269, M\u00e9xico City, M\u00e9xico; (E-mail)."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Juan","family":"Nader-Kawachi","sequence":"additional","affiliation":[{"name":"Received August 5, 2004, revised November 3, 2004, accepted December 7, 2004. From the Departments of Neuropsychiatry, Neurology, Cognition and Behavior, and Neurological Emergencies of the National Institute of Neurology and Neurosurgery, Mexico City, Mexico; and Carracci Medical Group, Mexico. Address correspondence to Dr. Lopez G\u00f3mez, Department of Neurology, Instituto Nacional de Neurolog\u00eda y Neurocirug\u00eda \u201cDr. Manuel Velasco Su\u00e1rez,\u201d Insurgentes Sur 3877, LA Fama 14269, M\u00e9xico City, M\u00e9xico; (E-mail)."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Humberto","family":"Nicolini","sequence":"additional","affiliation":[{"name":"Received August 5, 2004, revised November 3, 2004, accepted December 7, 2004. From the Departments of Neuropsychiatry, Neurology, Cognition and Behavior, and Neurological Emergencies of the National Institute of Neurology and Neurosurgery, Mexico City, Mexico; and Carracci Medical Group, Mexico. Address correspondence to Dr. Lopez G\u00f3mez, Department of Neurology, Instituto Nacional de Neurolog\u00eda y Neurocirug\u00eda \u201cDr. Manuel Velasco Su\u00e1rez,\u201d Insurgentes Sur 3877, LA Fama 14269, M\u00e9xico City, M\u00e9xico; (E-mail)."}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"230","reference":[{"key":"R00731","doi-asserted-by":"crossref","unstructured":"Van der Mast RC: Delirium: The underlying pathophysiological mechanisms and the need for clinical research. J Psychosom Res 1996; 41:109\u2013113","DOI":"10.1016\/0022-3999(96)00006-2"},{"key":"R00732","unstructured":"Fann JR: The epidemiology of delirium: A review of studies and methodological issues. Semin Clin Neuropsychiatry 2000; 5:64\u201374"},{"key":"R00733","doi-asserted-by":"crossref","unstructured":"Folstein MF, Bassett SS, Romanoski AJ, et al. The epidemiology of delirium in the community. 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