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The aim of the current study was to analyze the factor structure and validity of TAS\u201020.<\/jats:p><\/jats:sec><jats:sec><jats:title>Method<\/jats:title><jats:p>Data were extracted from a multisite clinical sample of patients with personality disorders or personality\u2010related problems referred to specialist mental health services in Norway.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>With one exception, TAS\u201020 revealed acceptable psychometric properties. Variations of TAS\u201020 are associated with other clinical measures of distress and severity. Anxiety disorders, borderline, and avoidant personality disorders were all highly related to levels of TAS\u201020. The TAS\u201020 also revealed unique variance not accounted for by subjective distress, symptom disorders, or dysfunctional personality traits.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>The TAS\u201020 is a relevant instrument for use in assessment of personality disorders, but one subscale should be improved.<\/jats:p><\/jats:sec>","DOI":"10.1002\/jclp.23270","type":"journal-article","created":{"date-parts":[[2021,10,30]],"date-time":"2021-10-30T02:49:23Z","timestamp":1635562163000},"page":"1118-1136","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":12,"title":["Psychometric evaluation of the Norwegian Toronto Alexithymia Scale (TAS\u201020) in a multisite clinical sample of patients with personality disorders and personality problems"],"prefix":"10.1002","volume":"78","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-8599-8871","authenticated-orcid":false,"given":"Geir","family":"Pedersen","sequence":"first","affiliation":[{"name":"Network for Personality Disorders, Section for Personality Psychiatry and Specialized Treatments, Department for National and Regional Functions, Division of Mental Health and Addiction Oslo University Hospital Oslo Norway"},{"name":"The Norwegian Centre of Mental Disorders Research (NORMENT), Institute of Clinical Medicine University of Oslo Oslo Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Eivind","family":"Normann\u2010Eide","sequence":"additional","affiliation":[{"name":"National Advisory Unit for Personality Psychiatry, Section for Personality Psychiatry and Specialized Treatments, Department for National and Regional Functions, Division of Mental Health and Addiction Oslo University Hospital Oslo Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ingeborg Ulltveit\u2010Moe","family":"Eiken\u00e6s","sequence":"additional","affiliation":[{"name":"National Advisory Unit for Personality Psychiatry, Section for Personality Psychiatry and Specialized Treatments, Department for National and Regional Functions, Division of Mental Health and Addiction Oslo University Hospital Oslo Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Elfrida Hartveit","family":"Kvarstein","sequence":"additional","affiliation":[{"name":"Section for Personality Psychiatry and Specialized Treatments, Department for National and Regional Functions, Division of Mental Health and Addiction Oslo University Hospital Oslo Norway"},{"name":"Institute of Clinical Medicine University of Oslo Oslo Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Theresa","family":"Wilberg","sequence":"additional","affiliation":[{"name":"Department of Research and Innovation, Division of Mental Health and Addiction Oslo University Hospital Oslo Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2021,10,29]]},"reference":[{"key":"e_1_2_8_2_1","volume-title":"Diagnostic and Statistical Manual of Mental Disorders","author":"American Psychiatric Association (APA)","year":"1980"},{"key":"e_1_2_8_3_1","doi-asserted-by":"publisher","DOI":"10.1200\/JCO.2004.08.149"},{"key":"e_1_2_8_4_1","doi-asserted-by":"publisher","DOI":"10.1176\/appi.books.9780890425596"},{"key":"e_1_2_8_5_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.comppsych.2015.05.016"},{"key":"e_1_2_8_6_1","doi-asserted-by":"publisher","DOI":"10.1016\/0022-3999(94)90005-1"},{"key":"e_1_2_8_7_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jpsychores.2020.109940"},{"key":"e_1_2_8_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/0022-3999(94)90006-X"},{"key":"e_1_2_8_9_1","doi-asserted-by":"publisher","DOI":"10.1037\/0033-2909.107.2.238"},{"key":"e_1_2_8_10_1","volume-title":"Structural equation modeling with LISREL, PRELIS and SIMPLIS: Basic concepts, applications and programming","author":"Byrne B. 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