{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,24]],"date-time":"2026-07-24T14:06:40Z","timestamp":1784902000273,"version":"3.55.0"},"reference-count":50,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2025,10,3]],"date-time":"2025-10-03T00:00:00Z","timestamp":1759449600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J of Oral Rehabilitation"],"published-print":{"date-parts":[[2026,1]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>Although psychosocial and behavioural factors in temporomandibular disorders (TMDs) are well documented, ethnic variations remain underexplored, particularly within multiracial populations.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objectives<\/jats:title>\n                    <jats:p>This study aimed to compare TMD symptoms, oral behaviours, and psychosocial characteristics across ethnic groups, examine interrelationships between physical\u2013psychosocial variables, and identify factors influencing TMD pain and oral behaviours in young adults.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      Participants, recruited from a large public university, completed an online survey comprising sociodemographic information, the Five TMD Symptoms screener, Short\u2010form Fonseca Anamnestic Index, Oral Behaviour Checklist, Big\u2010Five Personality Inventory\u201010, Patient Health Questionnaire\u20104, and 15. Data were evaluated using the Chi\u2010square test, non\u2010parametric tests\/correlation, and logistic regression (\n                      <jats:italic>\u03b1<\/jats:italic>\n                      \u2009=\u20090.05).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      The study included 766 individuals (mean age: 21.1 [SD 1.8]; 65.8% women) with an ethnic distribution of 58.4% Malay (\n                      <jats:italic>M<\/jats:italic>\n                      ), 36.2% Chinese (\n                      <jats:italic>C<\/jats:italic>\n                      ), and 5.5% Indian (\n                      <jats:italic>I<\/jats:italic>\n                      ). Of these, 34.1% reported no TMD symptoms, while 8.5%, 29.1%, and 28.3% had intra\u2010articular, pain\u2010related, and combined symptoms, respectively. Moderate\u2010to\u2010severe psychological distress affected 21.3%, and 16.6% experienced moderate\u2010to\u2010severe somatization. No significant differences were found in TMD symptom type\/severity or frequency of oral behaviours. However, notable variations in personality traits, psychological distress (\n                      <jats:italic>I<\/jats:italic>\n                      \/\n                      <jats:italic>M<\/jats:italic>\n                      \u2009&gt;\u2009\n                      <jats:italic>C<\/jats:italic>\n                      ;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.018), and somatization (\n                      <jats:italic>M<\/jats:italic>\n                      \u2009&gt;\u2009\n                      <jats:italic>C<\/jats:italic>\n                      ;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.001) were observed among the three ethnic groups. Moderate correlations were detected between oral behaviours, psychological distress, and somatization (\n                      <jats:italic>r<\/jats:italic>\n                      s\u2009=\u20090.42\u20130.53).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>In young adults, both TMD pain and high oral overuse behaviour are linked to psychological distress (ORs &lt;\u20091.19) and somatization (ORs &lt;\u20091.14). Ethnicity was not independently associated but may still hold relevance in multicultural contexts.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/joor.70067","type":"journal-article","created":{"date-parts":[[2025,10,3]],"date-time":"2025-10-03T11:55:22Z","timestamp":1759492522000},"page":"116-126","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Ethnic Variations in Temporomandibular Disorder Symptoms, Oral Behaviours, Personality Traits, and Psychosocial Profiles Among Young Adults: Insights From a Comparative Analysis"],"prefix":"10.1111","volume":"53","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-0361-6209","authenticated-orcid":false,"given":"Adrian Ujin","family":"Yap","sequence":"first","affiliation":[{"name":"Division of Dentistry, Faculty of Dentistry, Ng Teng Fong General Hospital, National University Centre for Oral Health National University Health System  Singapore Singapore"},{"name":"National Dental Research Institute Singapore, National Dental Centre Singapore and Duke\u2010NUS Medical School Singapore Health Services  Singapore Singapore"},{"name":"Department of Restorative Dentistry, Faculty of Dentistry Universiti Malaya  Kuala Lumpur Malaysia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9889-3526","authenticated-orcid":false,"given":"Siew Wui","family":"Chan","sequence":"additional","affiliation":[{"name":"Department of Oral and Maxillofacial Clinical Sciences, Faculty of Dentistry Universiti Malaya  Kuala Lumpur Malaysia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8847-8786","authenticated-orcid":false,"given":"Abd Aziz","family":"Alias","sequence":"additional","affiliation":[{"name":"Department of Oral and Craniofacial Sciences, Faculty of Dentistry Universiti Malaya  Kuala Lumpur 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