{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,2]],"date-time":"2026-07-02T23:29:44Z","timestamp":1783034984038,"version":"3.54.6"},"reference-count":27,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2014,5,30]],"date-time":"2014-05-30T00:00:00Z","timestamp":1401408000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Pediatrics International"],"published-print":{"date-parts":[[2014,8]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>The aim of the present study was to investigate the frequency and correlates of a variety of sleep problems in adolescents.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>A representative school\u2010based sample of 3485 8th\u201312th graders was selected according to the cluster sampling technique. A sleep questionnaire and the <jats:styled-content style=\"fixed-case\">S<\/jats:styled-content>trengths and <jats:styled-content style=\"fixed-case\">D<\/jats:styled-content>ifficulties <jats:styled-content style=\"fixed-case\">Q<\/jats:styled-content>uestionnaire were completed by the students along with their parents. Logistic regression analysis was used to identify the independent variables of insomnia, parasomnia and excessive daytime sleepiness (<jats:styled-content style=\"fixed-case\">EDS<\/jats:styled-content>).<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Initiation insomnia, maintenance insomnia, non\u2010restorative sleep (<jats:styled-content style=\"fixed-case\">NRS<\/jats:styled-content>) and <jats:styled-content style=\"fixed-case\">EDS<\/jats:styled-content> were described by 12.4%, 10.7%, 9% and 9.7%, respectively. At least one parasomnia with a frequency above the median was reported by 23.4% (nightmare, 12.8%; sleep terror, 3.6%; sleepwalking, 2.5%; bruxism, 2.5%; and sleep talking, 10.9%). Insomnias and parasomnias were highly associated with each other. Female gender was related to maintenance insomnia, <jats:styled-content style=\"fixed-case\">NRS<\/jats:styled-content> and night terror. Emotional problems correlated with initiation insomnia, maintenance insomnia, <jats:styled-content style=\"fixed-case\">NRS<\/jats:styled-content>, <jats:styled-content style=\"fixed-case\">EDS<\/jats:styled-content>, nightmares and bruxism; hyperactivity\/inattention with initiation insomnia, <jats:styled-content style=\"fixed-case\">NRS<\/jats:styled-content> and sleep talking. Conduct problems were associated with <jats:styled-content style=\"fixed-case\">NRS<\/jats:styled-content>, whereas poor school performance was associated with initiation insomnia.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Self\u2010reported sleep problems were prevalent and highly associated with each other and behavioral and emotional difficulties in <jats:styled-content style=\"fixed-case\">T<\/jats:styled-content>urkish adolescents.<\/jats:p><\/jats:sec>","DOI":"10.1111\/ped.12287","type":"journal-article","created":{"date-parts":[[2014,1,13]],"date-time":"2014-01-13T14:54:42Z","timestamp":1389624882000},"page":"594-600","source":"Crossref","is-referenced-by-count":21,"title":["Epidemiological study of self\u2010reported sleep problems in <scp>T<\/scp>urkish high school adolescents"],"prefix":"10.1111","volume":"56","author":[{"given":"Ayse","family":"Kilincaslan","sequence":"first","affiliation":[{"name":"Department of Child and Adolescent Psychiatry Istanbul University, Istanbul Faculty of Medicine  Istanbul Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kutluhan","family":"Yilmaz","sequence":"additional","affiliation":[{"name":"Department of Paediatrics Gaziantep University, Faculty of Medicine  Gaziantep Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Serap","family":"Batmaz Oflaz","sequence":"additional","affiliation":[{"name":"Department of Psychiatry Istanbul University, Istanbul Faculty of Medicine  Istanbul Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Neriman","family":"Aydin","sequence":"additional","affiliation":[{"name":"Department of Public Health Gaziantep University, Faculty of Medicine  Gaziantep Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2014,5,30]]},"reference":[{"key":"e_1_2_6_2_1","doi-asserted-by":"publisher","DOI":"10.1542\/peds.2004-2629"},{"key":"e_1_2_6_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.sleep.2010.07.011"},{"key":"e_1_2_6_4_1","doi-asserted-by":"publisher","DOI":"10.1046\/j.1440-1819.2002.00997.x"},{"key":"e_1_2_6_5_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jadohealth.2007.09.016"},{"key":"e_1_2_6_6_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1440-1819.2005.01396.x"},{"key":"e_1_2_6_7_1","doi-asserted-by":"publisher","DOI":"10.1111\/1469-7610.00494"},{"key":"e_1_2_6_8_1","first-page":"65","article-title":"Psychometric properties of the Turkish version of the strengths and difficulties questionnaire (SDQ)","volume":"15","author":"G\u00fcvenir T","year":"2008","journal-title":"Turk. 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