{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,21]],"date-time":"2025-10-21T15:49:10Z","timestamp":1761061750689,"version":"3.41.2"},"reference-count":77,"publisher":"Frontiers Media SA","license":[{"start":{"date-parts":[[2022,11,11]],"date-time":"2022-11-11T00:00:00Z","timestamp":1668124800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100004829","name":"Science and Technology Department of Sichuan Province","doi-asserted-by":"publisher","award":["2021JDR0346"],"award-info":[{"award-number":["2021JDR0346"]}],"id":[{"id":"10.13039\/501100004829","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["frontiersin.org"],"crossmark-restriction":true},"short-container-title":["Front. Psychol."],"abstract":"<jats:sec><jats:title>Objective<\/jats:title><jats:p>This study examined whether sleep disturbance was a mediator between alexithymic traits and post-traumatic stress disorder (PTSD) COVID-19 pandemic-related stress symptoms, and explored whether self-esteem moderated the alexithymic contribution to poor sleep and PTSD symptoms.<\/jats:p><\/jats:sec><jats:sec><jats:title>Method<\/jats:title><jats:p>A representative sample of young adults (<jats:italic>N<\/jats:italic>\u2009=\u20092,485) from six universities in Southwest China completed online self-report surveys on alexithymia, sleep, PTSD, self-esteem, sociodemographic information, and health-related behaviors.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>High alexithymic young adults were found to be more likely to have higher sleep problems and higher PTSD symptoms. The moderated mediation model showed that sleep problems mediated the associations between alexithymia and PTSD symptoms. Alexithymic people with lower self-esteem were more likely to have elevated PTSD symptoms and sleep problems than those with higher self-esteem.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Targeted psychological interventions for young people who have difficulty expressing and identifying emotions are recommended as these could assist in reducing their post-traumatic psychophysical and psychological problems. Improving self-esteem could also offer some protection for trauma-exposed individuals.<\/jats:p><\/jats:sec>","DOI":"10.3389\/fpsyg.2022.1040935","type":"journal-article","created":{"date-parts":[[2022,11,11]],"date-time":"2022-11-11T06:34:11Z","timestamp":1668148451000},"update-policy":"https:\/\/doi.org\/10.3389\/crossmark-policy","source":"Crossref","is-referenced-by-count":3,"title":["Alexithymia and post-traumatic stress disorder symptoms in Chinese undergraduate students during the COVID-19 national lockdown: The mediating role of sleep problems and the moderating role of self-esteem"],"prefix":"10.3389","volume":"13","author":[{"given":"Yi","family":"Zhang","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yijin","family":"Zhao","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ting","family":"Ni","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jing","family":"Chen","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Wanjie","family":"Tang","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1965","published-online":{"date-parts":[[2022,11,11]]},"reference":[{"key":"ref1","doi-asserted-by":"publisher","first-page":"e043728","DOI":"10.1136\/bmjopen-2020-043728","article-title":"Factors associated with the mental health status of medical students during the COVID-19 pandemic: a cross-sectional study in Japan","volume":"10","author":"Arima","year":"2020","journal-title":"BMJ Open"},{"key":"ref2","doi-asserted-by":"publisher","first-page":"349","DOI":"10.1016\/S0887-6185(02)00201-3","article-title":"Theoretical and empirical exploration of the similarities between emotional numbing in posttraumatic stress disorder and alexithymia","volume":"17","author":"Badura","year":"2003","journal-title":"J. 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