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All diagnosis and prescription data, including herbal medicine claims, from the Health Insurance Review and Assessment Service from 2011 to 2020 were reviewed. Prevalence estimation, direct medical expenses and prescribed amounts for sleep disorders were recorded.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>The prevalence of sleep disorders increased from 3\u2009867\u2009975 (7.62%) in 2011 to 7 446 846 (14.41%) in 2020, nearly doubling over 10 years. Insomnia was observed in 91.44% (n=9 011 692) of the patients. The mean number of hospital visits per patient for sleep disorders was 11.5 (\u00b126.62). Benzodiazepines are the most commonly prescribed medications for sleep disorders, and gamma-isoyosan is the most frequently prescribed herbal medicine.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Sleep disorders are continuously increasing, as is the use of medical services\u2014personal and social medical expenses are also increasing accordingly. Sleep disorders should be recognised as a significant health problem that needs to be actively addressed to improve quality of life.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1136\/bmjopen-2023-075809","type":"journal-article","created":{"date-parts":[[2024,2,3]],"date-time":"2024-02-03T01:25:17Z","timestamp":1706923517000},"page":"e075809","update-policy":"https:\/\/doi.org\/10.1136\/crossmarkpolicy","source":"Crossref","is-referenced-by-count":43,"title":["Elevated prevalence and treatment of sleep disorders from 2011 to 2020: a nationwide population-based retrospective cohort study in Korea"],"prefix":"10.1136","volume":"14","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-1784-793X","authenticated-orcid":false,"given":"Eunkyoung","family":"Ahn","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1827-1701","authenticated-orcid":false,"given":"Younghwa","family":"Baek","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ji-Eun","family":"Park","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2658-8175","authenticated-orcid":false,"given":"Siwoo","family":"Lee","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4373-3410","authenticated-orcid":false,"given":"Hee-Jeong","family":"Jin","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"239","published-online":{"date-parts":[[2024,2,2]]},"reference":[{"key":"2024020222251042000_14.2.e075809.1","doi-asserted-by":"crossref","first-page":"110","DOI":"10.1007\/s11886-017-0916-0","article-title":"Sleep and Cardio-Metabolic Disease","volume":"19","author":"Cappuccio","year":"2017","journal-title":"Curr Cardiol Rep"},{"key":"2024020222251042000_14.2.e075809.2","first-page":"817","article-title":"Sleep Dysfunction and Gastrointestinal Diseases","volume":"11","author":"Khanijow","year":"2015","journal-title":"Gastroenterol Hepatol"},{"key":"2024020222251042000_14.2.e075809.3","doi-asserted-by":"publisher","DOI":"10.1016\/j.sleep.2018.05.023"},{"key":"2024020222251042000_14.2.e075809.4","doi-asserted-by":"publisher","DOI":"10.1016\/j.smrv.2017.06.010"},{"key":"2024020222251042000_14.2.e075809.5","doi-asserted-by":"crossref","first-page":"305","DOI":"10.1007\/s41105-021-00319-8","article-title":"Five-year mortality trends associated with sleep disorders in South Korea: a population-based cohort study","volume":"19","author":"Oh","year":"2021","journal-title":"Sleep Biol Rhythms"},{"key":"2024020222251042000_14.2.e075809.6","doi-asserted-by":"crossref","first-page":"1015","DOI":"10.2165\/11537390-000000000-00000","article-title":"Economic Implications of Sleep Disorders","volume":"28","author":"Skaer","year":"2010","journal-title":"PharmacoEconomics"},{"key":"2024020222251042000_14.2.e075809.7","doi-asserted-by":"crossref","first-page":"101846","DOI":"10.1016\/j.smrv.2023.101846","article-title":"The effects of occupational noise on sleep: a systematic review","volume":"72","author":"Yazdanirad","year":"2023","journal-title":"Sleep Med Rev"},{"key":"2024020222251042000_14.2.e075809.8","doi-asserted-by":"crossref","unstructured":"Mousavi SM , Yazdanirad S , Naeini MJ , et al . 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