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CPTSD includes the core symptoms of PTSD along with additional symptoms reflecting \u201cdisturbances in self\u2010organisation\u201d (DSO). This study examined the cross\u2010sectional relationships between loneliness (emotional and social loneliness) and CPTSD symptoms (i.e., PTSD and DSO symptoms) in older adults.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Structural equation modelling was used to examine these relationships in a nationally representative sample of US adults aged 60\u201370 years (<jats:italic>n<\/jats:italic>\u2009=\u2009456).<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Controlling for covariates, emotional loneliness was associated with PTSD (<jats:italic>\u03b2<\/jats:italic>\u2009=\u20090.31) and DSO (<jats:italic>\u03b2<\/jats:italic>\u2009=\u20090.57) symptoms whereas social loneliness was only associated with DSO symptoms (<jats:italic>\u03b2<\/jats:italic>\u2009=\u20090.25). The model explained 35.0% of the variance in PTSD symptoms and 71.3% in DSO symptoms.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>These findings have important implications for treating and understanding PTSD\/CPTSD and their correlates among older adults.<\/jats:p><\/jats:sec>","DOI":"10.1002\/jclp.23225","type":"journal-article","created":{"date-parts":[[2021,7,20]],"date-time":"2021-07-20T11:54:30Z","timestamp":1626782070000},"page":"321-342","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":21,"title":["Posttraumatic stress disorder, complex PTSD and subtypes of loneliness among older adults"],"prefix":"10.1002","volume":"78","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-0950-3865","authenticated-orcid":false,"given":"Robert","family":"Fox","sequence":"first","affiliation":[{"name":"Department of Psychology Maynooth University  Kildare Ireland"},{"name":"Centre for Interdisciplinary Research, Education and Innovation in Health Systems (IRIS), School of Nursing, Midwifery &amp; Health Systems University College Dublin  Dublin Ireland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Philip","family":"Hyland","sequence":"additional","affiliation":[{"name":"Department of Psychology Maynooth University  Kildare Ireland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Andrew N.","family":"Coogan","sequence":"additional","affiliation":[{"name":"Department of Psychology Maynooth University  Kildare Ireland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Maryl\u00e8ne","family":"Cloitre","sequence":"additional","affiliation":[{"name":"National Center for PTSD Veterans Affairs Palo Alto Health Care System  Palo Alto California USA"},{"name":"Department of Psychiatry and Behavioral Sciences Stanford University  Palo Alto California USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Joanna","family":"McHugh Power","sequence":"additional","affiliation":[{"name":"Department of Psychology Maynooth University  Kildare Ireland"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2021,7,20]]},"reference":[{"key":"e_1_2_9_2_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10433-011-0175-7"},{"key":"e_1_2_9_3_1","volume-title":"Diagnostic and statistical manual of mental disorders","author":"American Psychiatric Association","year":"1994"},{"key":"e_1_2_9_4_1","doi-asserted-by":"publisher","DOI":"10.1176\/appi.books.9780890425596"},{"key":"e_1_2_9_5_1","doi-asserted-by":"publisher","DOI":"10.1037\/0033-2909.103.3.411"},{"key":"e_1_2_9_6_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF02723327"},{"key":"e_1_2_9_7_1","doi-asserted-by":"publisher","DOI":"10.1002\/da.22723"},{"key":"e_1_2_9_8_1","doi-asserted-by":"publisher","DOI":"10.1037\/0033-2909.107.2.238"},{"key":"e_1_2_9_9_1","doi-asserted-by":"publisher","DOI":"10.1186\/s12888-017-1262-x"},{"key":"e_1_2_9_10_1","doi-asserted-by":"publisher","DOI":"10.1002\/9781118619179"},{"key":"e_1_2_9_11_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10608-018-9938-1"},{"key":"e_1_2_9_12_1","volume-title":"Confirmatory factor analysis for applied research","author":"Brown T. 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