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This study aims to test the psychometric properties of the PSCD-self-report version across community ( n = 648; 52.9% female) and forensic male youth ( n = 258) from the Portuguese population. Results supported a general factor and four specific factors (GM, CU, DI, CD), which was invariant across gender and sample type. Evidence for reliability, construct, and temporal validity were also found. Overall, the PSCD appears to be a promising measure for assessing psychopathic traits in youth from both community and forensic settings, which may contribute to the discussion around the conceptualization, assessment, predictive value, and clinical usefulness of the multifaceted model of psychopathy in youthful populations, particularly in its association with CD. <\/jats:p>","DOI":"10.1177\/10731911211044534","type":"journal-article","created":{"date-parts":[[2021,9,15]],"date-time":"2021-09-15T10:45:56Z","timestamp":1631702756000},"page":"124-143","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":18,"title":["Proposed Specifiers for Conduct Disorder (PSCD): Factor Structure and Validation of the Self-Report Version in Community and Forensic Samples of Portuguese Youth"],"prefix":"10.1177","volume":"30","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-3919-627X","authenticated-orcid":false,"given":"Diana","family":"Ribeiro da Silva","sequence":"first","affiliation":[{"name":"University of Coimbra, Coimbra, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0137-2423","authenticated-orcid":false,"given":"Ruben","family":"Sousa","sequence":"additional","affiliation":[{"name":"University of Coimbra, Coimbra, Portugal"}]},{"given":"Daniel","family":"Rijo","sequence":"additional","affiliation":[{"name":"University of Coimbra, Coimbra, Portugal"}]},{"given":"Beatriz","family":"Mendez","sequence":"additional","affiliation":[{"name":"University of Alabama, Tuscaloosa, AL, USA"}]},{"given":"Siny","family":"Tsang","sequence":"additional","affiliation":[{"name":"Washington State University, Spokane, WA, USA"}]},{"given":"Randall T.","family":"Salekin","sequence":"additional","affiliation":[{"name":"University of Alabama, Tuscaloosa, AL, USA"}]}],"member":"179","published-online":{"date-parts":[[2021,9,15]]},"reference":[{"key":"bibr1-10731911211044534","doi-asserted-by":"publisher","DOI":"10.1001\/jamapsychiatry.2014.1375"},{"key":"bibr2-10731911211044534","doi-asserted-by":"publisher","DOI":"10.1176\/appi.books.9780890425596"},{"key":"bibr3-10731911211044534","first-page":"233","volume-title":"Handbook of child and adolescent psychopathy","author":"Andershed H.","year":"2010"},{"key":"bibr4-10731911211044534","doi-asserted-by":"publisher","DOI":"10.1037\/t07576-000"},{"key":"bibr5-10731911211044534","doi-asserted-by":"publisher","DOI":"10.1080\/10705510903008204"},{"key":"bibr6-10731911211044534","doi-asserted-by":"publisher","DOI":"10.1007\/s10862-018-9674-6"},{"key":"bibr7-10731911211044534","doi-asserted-by":"publisher","DOI":"10.1080\/00273171.2017.1309262"},{"key":"bibr8-10731911211044534","doi-asserted-by":"publisher","DOI":"10.1177\/2167702616657069"},{"key":"bibr9-10731911211044534","doi-asserted-by":"publisher","DOI":"10.1080\/14789949.2017.1280072"},{"key":"bibr10-10731911211044534","doi-asserted-by":"publisher","DOI":"10.1007\/s10802-020-00656-1"},{"key":"bibr11-10731911211044534","doi-asserted-by":"publisher","DOI":"10.1080\/10705510701301834"},{"key":"bibr12-10731911211044534","volume-title":"The mask of sanity: An attempt to clarify some issues about the so-called psychopathic personality","author":"Cleckley H.","year":"1988","edition":"6"},{"key":"bibr13-10731911211044534","doi-asserted-by":"publisher","DOI":"10.1037\/lhb0000108"},{"key":"bibr14-10731911211044534","doi-asserted-by":"publisher","DOI":"10.1007\/s10862-018-9653-y"},{"key":"bibr15-10731911211044534","doi-asserted-by":"publisher","DOI":"10.1521\/pedi_2016_30_237"},{"key":"bibr16-10731911211044534","doi-asserted-by":"publisher","DOI":"10.1037\/1040-3590.13.2.171"},{"key":"bibr17-10731911211044534","doi-asserted-by":"publisher","DOI":"10.17265\/2159-5313\/2016.09.003"},{"key":"bibr18-10731911211044534","doi-asserted-by":"publisher","DOI":"10.1007\/s10979-006-9019-y"},{"key":"bibr19-10731911211044534","first-page":"281","volume-title":"Handbook of psychopathy","author":"Ellingson J. 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