{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,28]],"date-time":"2026-05-28T08:03:14Z","timestamp":1779955394948,"version":"3.53.1"},"reference-count":29,"publisher":"SAGE Publications","license":[{"start":{"date-parts":[[2026,5,25]],"date-time":"2026-05-25T00:00:00Z","timestamp":1779667200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["WORK: A Journal of Prevention, Assessment &amp; Rehabilitation"],"abstract":"<jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>Night work may be imposed in several work sectors, or chosen by companies because of its economic advantages. However, it may have negative effects on employees\u2019 health.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>To assess the repercussions of night work on sleep, mood and quality of life of employees concerned by night work.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Cross-sectional and descriptive study conducted in 2023 among night workers in two companies. Sleep disorders, mood disorders and quality of life were assessed by the Spiegel questionnaires, the HAD scale and the SF-12 questionnaire.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      A total of 199-night workers were included. Mean age was 36.1\u2009\u00b1\u20098 years. The median Spiegel score was 20 (IQR: 19\u201321). Sleep quality was pathological in 4.5% and disturbed in 93.5% of cases. The median HAD score was 16 (IQR: 13\u201320). Anxiety and depression were present in 10.6% and 32.2% of cases, respectively. The median SF-12 global score was 39 (IQR: 37\u201341). The overall quality of life was slightly impaired in 43.7% and, moderately impaired in 56.3% of cases. A positive correlation was found between quality of life and sleep quality (r: 0.164; p\u2009&lt;\u200910\n                      <jats:sup>\u22123<\/jats:sup>\n                      ). A negative correlation was found between quality of life and mood disorders (r: 0.164; p\u2009&lt;\u200910\n                      <jats:sup>\u22123<\/jats:sup>\n                      ) and also between sleep quality and mood disorders (r: 0.058; p\u2009=\u20090.001).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Our study highlighted the harmful effects of night work on employees\u2019 sleep quality, mood and quality of life. The mission of the occupational physician is to ensure better adaptation to night work, through an analysis of working conditions and an implementation of protective measures.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/10519815261417656","type":"journal-article","created":{"date-parts":[[2026,5,25]],"date-time":"2026-05-25T12:35:28Z","timestamp":1779712528000},"update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":0,"title":["Impact of night work on workers\u2019 sleep, mood and quality of life"],"prefix":"10.1177","author":[{"given":"Imen","family":"Youssfi","sequence":"first","affiliation":[{"name":"Department of Occupational Health, Charles Nicolle Hospital, Tunis, Tunisia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Imen","family":"Themri","sequence":"additional","affiliation":[{"name":"Occupational Health and Safety Service of Ben Arous, Megrine-Couteaux, Ben Arous, Tunisia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Najla","family":"Mechergui","sequence":"additional","affiliation":[{"name":"Faculty of Medicine of Tunis, Tunis El Manar University, Tunis, Tunisia"},{"name":"Department of Occupational Health, Habib Thameur Hospital, Tunis, Tunisia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tesnim","family":"Khemila","sequence":"additional","affiliation":[{"name":"Occupational Health and Safety Service of Ben Arous, Megrine-Couteaux, Ben Arous, Tunisia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Imen","family":"Mhiri","sequence":"additional","affiliation":[{"name":"Occupational Health and Safety Service of Ben Arous, Megrine-Couteaux, Ben Arous, Tunisia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nizar","family":"Ladhari","sequence":"additional","affiliation":[{"name":"Department of Occupational Health, Charles Nicolle Hospital, Tunis, Tunisia"},{"name":"Faculty of Medicine of Tunis, Tunis El Manar University, Tunis, Tunisia"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"179","published-online":{"date-parts":[[2026,5,25]]},"reference":[{"key":"e_1_3_3_2_2","unstructured":"Institut National de Recherche et de S\u00e9curit\u00e9. Horaires atypiques de travail. France; [cit\u00e9 2023 Oct 25] http:\/\/www.intefp-sstfp.travail.gouv.fr\/datas\/files\/SSTFP\/2013_Horaires_atypiques_INRS.pdf (2013)."},{"key":"e_1_3_3_3_2","unstructured":"Institut National de Recherche et de S\u00e9curit\u00e9. Le travail de nuit et le travail post\u00e9 - D\u00e9pliant - INRS. France; [cit\u00e9 2023 Oct 25] https:\/\/www.inrs.fr\/media.html?refINRS=ED%206305 (2022)."},{"key":"e_1_3_3_4_2","first-page":"101553","article-title":"Groupe consensus chronobiologie et sommeil de la Soci\u00e9t\u00e9 fran\u00e7aise de recherche et m\u00e9decine du sommeil (SFRMS). Shift-workers and night-workers\u2019 health consequences: state of art and recommendations","volume":"45","author":"Leger D","year":"2019","unstructured":"Leger D, Esquirol Y, Gronfier C, et al. Groupe consensus chronobiologie et sommeil de la Soci\u00e9t\u00e9 fran\u00e7aise de recherche et m\u00e9decine du sommeil (SFRMS). 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USA: NIGMS; [cit\u00e9 2023 Nov 16]. https:\/\/nigms.nih.gov\/education\/fact-sheets\/Documents\/fact-sheet-circadian-rhythms.pdf (2020)."},{"key":"e_1_3_3_9_2","first-page":"24","article-title":"Horloge biologique, sommeil et cons\u00e9quences m\u00e9dicales du travail post\u00e9","volume":"36","author":"L\u00e9ger D","year":"2015","unstructured":"L\u00e9ger D, Bayon V, Metlaine A, et al. Horloge biologique, sommeil et cons\u00e9quences m\u00e9dicales du travail post\u00e9. Rev Med Interne 2015; 36: 24\u201330.","journal-title":"Rev Med Interne"},{"key":"e_1_3_3_10_2","doi-asserted-by":"publisher","DOI":"10.1515\/amb-2015-0009"},{"key":"e_1_3_3_11_2","unstructured":"Les tests et les \u00e9chelles. Maxime Elbaz Centre du sommeil et de la vigilance H\u00f4tel-Dieu Paris. France [cit\u00e9 le 24 novembre 2023] http:\/\/maxime.elbaz.free.fr\/examens\/examens_tests.html."},{"key":"e_1_3_3_12_2","unstructured":"Questionnaire de Spiegel sur le sommeil. Maxime Elbaz Centre du sommeil et de la vigilance H\u00f4tel-Dieu Paris. France [cit\u00e9 le 24 novembre 2023] http:\/\/maxime.elbaz.free.fr\/examens\/spiegel.pdf."},{"key":"e_1_3_3_13_2","doi-asserted-by":"publisher","DOI":"10.1017\/S0007125000134920"},{"key":"e_1_3_3_14_2","first-page":"489","article-title":"Surveillance et pr\u00e9vention des cons\u00e9quences du travail post\u00e9 et de nuit : \u00e9tat des lieux et recommandations","volume":"40","author":"Metlaine A","year":"2019","unstructured":"Metlaine A, L\u00e9ger D, Esquirol Y, et al. Surveillance et pr\u00e9vention des cons\u00e9quences du travail post\u00e9 et de nuit : \u00e9tat des lieux et recommandations. Rev Med Interne 2019; 40: 489\u2013495.","journal-title":"Rev Med Interne"},{"key":"e_1_3_3_15_2","unstructured":"Ware J Kosinski M Turner-Bowker D et al. How to score SF-12 items. 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