{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,13]],"date-time":"2026-06-13T11:39:02Z","timestamp":1781350742465,"version":"3.54.1"},"reference-count":36,"publisher":"Wiley","issue":"5","license":[{"start":{"date-parts":[[2017,3,16]],"date-time":"2017-03-16T00:00:00Z","timestamp":1489622400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"name":"VA Merit Award Grant to Dr. J Vincent Filoteo","award":["5I01CX000813-04"],"award-info":[{"award-number":["5I01CX000813-04"]}]},{"name":"VA Merit Award Grant to Dr. Dawn Schiehser","award":["1I01RX001691-01A1"],"award-info":[{"award-number":["1I01RX001691-01A1"]}]}],"content-domain":{"domain":["movementdisorders.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Movement Disord Clin Pract"],"published-print":{"date-parts":[[2017,9]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Visual hallucinations (<jats:styled-content style=\"fixed-case\">VH<\/jats:styled-content>) are a common symptom experienced by individuals with Parkinson's disease (<jats:styled-content style=\"fixed-case\">PD<\/jats:styled-content>); however, a validated measure of <jats:styled-content style=\"fixed-case\">VH<\/jats:styled-content> has yet to be established for this population. The North\u2010East Visual Hallucinations Interview (<jats:styled-content style=\"fixed-case\">NEVHI<\/jats:styled-content>), a promising <jats:styled-content style=\"fixed-case\">VH<\/jats:styled-content> measure, has not been well validated in patients with <jats:styled-content style=\"fixed-case\">PD<\/jats:styled-content>. The aim of this study was to evaluate the convergent and discriminant validity of the <jats:styled-content style=\"fixed-case\">NEVHI<\/jats:styled-content> as well as the proportional identification and characteristics of <jats:styled-content style=\"fixed-case\">VH<\/jats:styled-content> in <jats:styled-content style=\"fixed-case\">PD<\/jats:styled-content>.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>One hundred seventeen individuals with <jats:styled-content style=\"fixed-case\">PD<\/jats:styled-content> completed the <jats:styled-content style=\"fixed-case\">NEVHI<\/jats:styled-content> along with evaluations of psychological, cognitive, motor, and visual functioning as measures of convergent and divergent validity. The hallucination items from the Neuropsychiatric Inventory (<jats:styled-content style=\"fixed-case\">NPI<\/jats:styled-content>) and the Movement Disorder Society\u2010sponsored revision of the Unified Parkinson's Disease Scale (<jats:styled-content style=\"fixed-case\">MDS<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">UPDRS<\/jats:styled-content>) were used to assess convergent validity.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The <jats:styled-content style=\"fixed-case\">NEVHI<\/jats:styled-content> identified 20.5% of patients who had <jats:styled-content style=\"fixed-case\">PD<\/jats:styled-content> with <jats:styled-content style=\"fixed-case\">VH<\/jats:styled-content>, which included all individuals identified by the <jats:styled-content style=\"fixed-case\">MDS<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">UPDRS<\/jats:styled-content> and <jats:styled-content style=\"fixed-case\">NPI<\/jats:styled-content> and 9 additional individuals who were not identified using the other measures. The <jats:styled-content style=\"fixed-case\">NEVHI<\/jats:styled-content> was strongly correlated with the <jats:styled-content style=\"fixed-case\">MDS<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">UPDRS<\/jats:styled-content> hallucinations item and weakly correlated with the <jats:styled-content style=\"fixed-case\">NPI VH<\/jats:styled-content> item. Weak to nonsignificant correlations were observed between the <jats:styled-content style=\"fixed-case\">NEVHI<\/jats:styled-content> and measures of psychological, cognitive, motor, visual, and demographic characteristics.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>The <jats:styled-content style=\"fixed-case\">NEVHI<\/jats:styled-content> identified a greater number of individuals with <jats:styled-content style=\"fixed-case\">VH<\/jats:styled-content> than either the <jats:styled-content style=\"fixed-case\">MDS<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">UPDRS<\/jats:styled-content> or the <jats:styled-content style=\"fixed-case\">NPI<\/jats:styled-content>. The current results demonstrated good convergent validity between the <jats:styled-content style=\"fixed-case\">NEVHI<\/jats:styled-content> and a clinician\u2010administered, patient\u2010report measure of <jats:styled-content style=\"fixed-case\">VH<\/jats:styled-content> and excellent divergent validity, supporting the <jats:styled-content style=\"fixed-case\">NEVHI<\/jats:styled-content> as a valid and preferable measure for assessing the presence of <jats:styled-content style=\"fixed-case\">VH<\/jats:styled-content> in <jats:styled-content style=\"fixed-case\">PD<\/jats:styled-content><\/jats:p><\/jats:sec>","DOI":"10.1002\/mdc3.12479","type":"journal-article","created":{"date-parts":[[2017,2,11]],"date-time":"2017-02-11T02:32:41Z","timestamp":1486780361000},"page":"717-723","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":16,"title":["Psychometric Properties and Characteristics of the North\u2010East Visual Hallucinations Interview in Parkinson's Disease"],"prefix":"10.1002","volume":"4","author":[{"given":"Kelsey A.","family":"Holiday","sequence":"first","affiliation":[{"name":"Research Service Veterans Affairs (VA) San Diego Healthcare System San Diego California"},{"name":"San Diego State University\/University of California San Diego Joint Doctoral Program in Clinical Psychology San Diego California"},{"name":"Department of Psychiatry University of California San Diego San Diego California"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Eva","family":"Pirogovsky\u2010Turk","sequence":"additional","affiliation":[{"name":"Research Service Veterans Affairs (VA) San Diego Healthcare System San Diego California"},{"name":"Department of Psychiatry University of California San Diego San Diego California"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Vanessa L.","family":"Malcarne","sequence":"additional","affiliation":[{"name":"San Diego State University\/University of California San Diego Joint Doctoral Program in Clinical Psychology San Diego California"},{"name":"Universisty of California San Diego Moores Cancer Center San Diego California"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"J. 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