{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,15]],"date-time":"2026-09-15T18:04:42Z","timestamp":1789495482619,"version":"build-2803163510"},"reference-count":79,"publisher":"Public Library of Science (PLoS)","issue":"9","license":[{"start":{"date-parts":[[2026,9,15]],"date-time":"2026-09-15T00:00:00Z","timestamp":1789430400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100002347","name":"Bundesministerium f\u00fcr Bildung und Forschung","doi-asserted-by":"publisher","award":["01EE1408"],"award-info":[{"award-number":["01EE1408"]}],"id":[{"id":"10.13039\/501100002347","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["www.plosone.org"],"crossmark-restriction":false},"short-container-title":["PLoS One"],"abstract":"<jats:sec id=\"sec001\">\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>\n                      Reliable and valid diagnostic interviews for preschool-age children are needed to identify children with externalizing behavior problems requiring treatment and thus prevent adverse outcomes. This study evaluated the psychometric properties of the semi-structured\n                      <jats:italic>Clinical Parent Interview for Externalizing Disorders<\/jats:italic>\n                      (ILF-EXTERNAL).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec id=\"sec002\">\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Data were collected from 211 children (3;0\u22126;11 years, 62% boys) who were screened for participation in a multicenter study on evidence-based stepped care treatments for preschool children with externalizing symptoms (ESCApreschool). The factor structure, interrater reliability, internal consistency, convergent validity, and divergent validity of the ILF-EXTERNAL were examined from a multi-rater perspective (clinicians, parents, preschool teachers).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec id=\"sec003\">\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      A first-order factor model with four correlated factors showed acceptable model fit and allowed for straightforward interpretability. Interrater reliability estimates were fair or moderate to good [intraclass correlation coefficients(1,1) =\u2009\u2009.52\u2212.74]. Categorical diagnostic agreement was moderate (\u03ba\u2009=\u2009.44\u2212.52). The ILF-EXTERNAL scales exhibited acceptable to good internal consistencies (\u03b1\u2009\u2265\u2009.69, \u03c9\u2009\u2265\u2009.72), except for the\n                      <jats:italic>ADHD Functional Impairment<\/jats:italic>\n                      scale (\u03b1\u2009=\u2009.65, \u03c9\u2009=\u2009.68). Correlations between the ILF-EXTERNAL scale scores and the\n                      <jats:italic>Externalizing Problems<\/jats:italic>\n                      scale of the\n                      <jats:italic>Child Behavior Checklist<\/jats:italic>\n                      (CBCL\/1\u00bd\u22125) ranged from\u2009\u2009.38 to\u2009\u2009.56, whereas correlations with the\n                      <jats:italic>Internalizing Problems<\/jats:italic>\n                      scale ranged from\u2009\u2009.09 to\u2009\u2009.37. Except for one subscale, all ILF-EXTERNAL subscales correlated more strongly with the\n                      <jats:italic>Externalizing Problems<\/jats:italic>\n                      scale than with the\n                      <jats:italic>Internalizing Problems<\/jats:italic>\n                      scale, providing support for convergent and divergent validity. Cross-informant correlations between clinician and parent ratings were higher (\n                      <jats:italic>r<\/jats:italic>\n                      \u2009=\u2009.46\u2212.65) than between clinician and preschool teacher ratings (\n                      <jats:italic>r<\/jats:italic>\n                      \u2009=\u2009.05\u2212.33).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec id=\"sec004\">\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>The ILF-EXTERNAL shows sound psychometric properties in clinically referred preschool children with ADHD and\/or ODD.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1371\/journal.pone.0357785","type":"journal-article","created":{"date-parts":[[2026,9,15]],"date-time":"2026-09-15T17:32:02Z","timestamp":1789493522000},"page":"e0357785","update-policy":"https:\/\/doi.org\/10.1371\/journal.pone.corrections_policy","source":"Crossref","is-referenced-by-count":0,"title":["Psychometric evaluation of a DSM-5-based semi-structured parent interview for externalizing disorders in preschool children"],"prefix":"10.1371","volume":"21","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-4312-7645","authenticated-orcid":true,"given":"Lea Teresa","family":"Kohl","sequence":"first","affiliation":[{"name":"University of Cologne","place":["Cologne, Germany"],"department":["Center for Child and Adolescent Cognitive Behavior Therapy (CEKIP), Faculty of Medicine and University Hospital Cologne"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Felix","family":"Oswald","sequence":"additional","affiliation":[{"name":"University of Cologne","place":["Cologne, Germany"],"department":["Center for Child and Adolescent Cognitive Behavior Therapy (CEKIP), Faculty of Medicine and University Hospital Cologne"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2082-1757","authenticated-orcid":true,"given":"Ann-Kathrin","family":"Th\u00f6ne","sequence":"additional","affiliation":[{"name":"University of Cologne","place":["Cologne, Germany"],"department":["Center for Child and Adolescent Cognitive Behavior Therapy (CEKIP), Faculty of Medicine and University Hospital Cologne"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8063-0998","authenticated-orcid":true,"given":"Jana","family":"Rausch","sequence":"additional","affiliation":[{"name":"University of Cologne","place":["Cologne, Germany"],"department":["Center for Child and Adolescent Cognitive Behavior Therapy (CEKIP), Faculty of Medicine and University Hospital 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Wirth","sequence":"additional","affiliation":[{"name":"University of Cologne","place":["Cologne, Germany"],"department":["Center for Child and Adolescent Cognitive Behavior Therapy (CEKIP), Faculty of Medicine and University Hospital Cologne"]},{"name":"Trier University","place":["Trier, Germany"],"department":["Clinical Child and Adolescent Psychology and Psychotherapy"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Johanna","family":"Ketter","sequence":"additional","affiliation":[{"name":"University of Marburg & University Hospital Marburg (UKGM)","place":["Marburg, Germany"],"department":["Department of Child and Adolescent Psychiatry, Psychosomatics and Psychotherapy"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Daria","family":"Kasperzack","sequence":"additional","affiliation":[{"name":"University of Marburg & University Hospital Marburg (UKGM)","place":["Marburg, Germany"],"department":["Department of Child and Adolescent Psychiatry, 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