{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,5]],"date-time":"2026-10-05T07:56:16Z","timestamp":1791186976562,"version":"4.1.0"},"reference-count":66,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2026,8,26]],"date-time":"2026-08-26T00:00:00Z","timestamp":1787702400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"},{"start":{"date-parts":[[2026,8,26]],"date-time":"2026-08-26T00:00:00Z","timestamp":1787702400000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Health Science Reports"],"published-print":{"date-parts":[[2026,9]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>Trichotillomania (TTM) is a disorder within Obsessive\u2013Compulsive and Related Disorders, involving repetitive hair\u2010pulling leading to hair loss and functional impairment. It remains under\u2010investigated in the Middle East. The Trichotillomania Dimensional Scale (TTM\u2010D) has not been validated in Arabic\u2010speaking populations.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Arabic\u2010speaking participants from Saudi Arabia, Egypt, Lebanon, Palestine, and Jordan were recruited online via snowball sampling (December 2024 and January 2025). The TTM\u2010D was translated using forward\u2010backward translation and expert panel review.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      A total of 1494 participants from five Arab countries completed the survey. The structure of the TTM\u2010D showed mixed model fit (CFI\u2009=\u20090.957, TLI\u2009=\u20090.914, RMSEA\u2009=\u20090.139, SRMR\u2009=\u20090.044), with excellent internal consistency (\n                      <jats:italic>\u03b1<\/jats:italic>\n                      \u2009=\u20090.95,\n                      <jats:italic>\u03c9<\/jats:italic>\n                      \u2009=\u20090.95) and satisfactory convergent validity (AVE\u2009=\u20090.55). Measurement invariance across gender (biological sex) was supported with no significant differences. Concurrent validity was demonstrated through significant correlations with depression\u2010anxiety (\n                      <jats:italic>r<\/jats:italic>\n                      \u2009=\u20090.29), shame (\n                      <jats:italic>r<\/jats:italic>\n                      \u2009=\u20090.28\u20130.30), stress (\n                      <jats:italic>r<\/jats:italic>\n                      \u2009=\u20090.13), and loneliness (\n                      <jats:italic>r<\/jats:italic>\n                      \u2009=\u20090.27).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>The Arabic TTM\u2010D demonstrated strong psychometric properties. These results support it as a culturally sensitive and reliable tool for assessing TTM in Arab populations. Further validation is needed to enhance its diagnostic utility and establish clinical cut\u2010off scores.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/hsr2.73112","type":"journal-article","created":{"date-parts":[[2026,8,26]],"date-time":"2026-08-26T09:58:32Z","timestamp":1787738312000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Preliminary Psychometric Evaluation of the Arabic Trichotillomania Dimensional Scale (TTM\u2010D) in an Online Convenience Sample From Five Arab Countries"],"prefix":"10.1002","volume":"9","author":[{"given":"Anthony","family":"Rizk","sequence":"first","affiliation":[{"name":"School of Medicine and Medical Sciences Holy Spirit University of Kaslik Jounieh Lebanon"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Adella","family":"Ibrahim","sequence":"additional","affiliation":[{"name":"School of Medicine and Medical Sciences Holy Spirit University of 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