{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,14]],"date-time":"2026-10-14T18:58:26Z","timestamp":1792004306910,"version":"4.4.0"},"reference-count":22,"publisher":"Wiley","issue":"5","license":[{"start":{"date-parts":[[2025,1,9]],"date-time":"2025-01-09T00:00:00Z","timestamp":1736380800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J Clin Psychol"],"published-print":{"date-parts":[[2025,5]]},"abstract":"<jats:title>ABSTRACT<\/jats:title><jats:sec><jats:title>Objective<\/jats:title><jats:p>Single\u2010item questionnaire assessments may be summarily dismissed by some, but it is unclear if this is warranted. We suggest here that the answer to that question depends on their reliability and construct validity. Reliability of a single\u2010item index cannot be assessed via indices like coefficient alpha, but it can be addressed otherwise; construct validity can be assessed as it would be with any other quantitative index.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>In 489 patients with mood and anxiety disorders, we examined the Beck Depression Inventory Item 9's (BDI\u2010Item 9) test\u2010retest coefficient, and its validity, in part via invariance analyses. More specifically regarding invariance analyses, we determined whether a covariance structure including a multi\u2010item assessment of suicidal ideation was invariant with a similar structure using a single\u2010item assessment of suicidal ideation instead.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Reasonably supportive evidence emerged for the reliability and construct validity of this specific one\u2010item index.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>The BDI\u2010Item 9 can reliably assess suicidal ideation when data lack multi\u2010item assessments.<\/jats:p><\/jats:sec>","DOI":"10.1002\/jclp.23768","type":"journal-article","created":{"date-parts":[[2025,1,10]],"date-time":"2025-01-10T07:44:16Z","timestamp":1736495056000},"page":"290-297","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":9,"title":["The Reliability and Construct Validity of a Single\u2010Item Assessment of Suicidal Ideation Among Patients With Mood and Anxiety Disorders"],"prefix":"10.1002","volume":"81","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-6798-9085","authenticated-orcid":false,"given":"Thomas E.","family":"Joiner","sequence":"first","affiliation":[{"name":"Department of Psychology Florida State University Tallahassee Florida USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8685-9259","authenticated-orcid":false,"given":"Morgan","family":"Robison","sequence":"additional","affiliation":[{"name":"Department of Psychology Florida State University Tallahassee Florida USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jamie","family":"Manwaring","sequence":"additional","affiliation":[{"name":"ACUTE at Denver Health Denver Colorado USA"},{"name":"Eating Recovery Center and Pathlight Mood and Anxiety Center Denver Colorado USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Renee D.","family":"Rienecke","sequence":"additional","affiliation":[{"name":"Eating Recovery Center and Pathlight Mood and Anxiety Center Denver Colorado USA"},{"name":"Department of Psychiatry and Behavioral Sciences Northwestern University Chicago Illinois USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Daniel","family":"Le Grange","sequence":"additional","affiliation":[{"name":"Department of Psychiatry and Behavioral Sciences University of California San Francisco School of Medicine San Francisco California USA"},{"name":"Department of Psychiatry and Behavioral Neurosciences The University of Chicago Chicago Illinois USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Alan","family":"Duffy","sequence":"additional","affiliation":[{"name":"Eating Recovery Center and Pathlight Mood and Anxiety Center Denver Colorado USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Philip S.","family":"Mehler","sequence":"additional","affiliation":[{"name":"ACUTE at Denver Health Denver Colorado USA"},{"name":"Eating Recovery Center and Pathlight Mood and Anxiety Center Denver Colorado USA"},{"name":"Department of Internal Medicine University of Colorado School of Medicine Denver Colorado USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Dan V.","family":"Blalock","sequence":"additional","affiliation":[{"name":"Center of Innovation to Accelerate Discovery and Practice Transformation, Durham Veterans Affairs Medical Center Durham North Carolina USA"},{"name":"Department of Psychiatry and Behavioral Sciences Duke University School of Medicine Durham North Carolina USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2025,1,9]]},"reference":[{"key":"e_1_2_12_2_1","unstructured":"Addis M. andM. 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