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The Relationship between Chronotype and Sleep Quality in Korean Firefighters

OBJECTIVE: We examined the relationship between chronotype and sleep disturbance, and assessed various factors that might be associated with sleep disturbance in Korean firefighters. METHODS: Self-administered questionnaires assessing chronotype, depression, alcohol use, posttraumatic stress disorde...

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Detalles Bibliográficos
Autores principales: Yun, Ji-Ae, Ahn, Yeon-Soon, Jeong, Kyoung-Sook, Joo, Eun-Jeong, Choi, Kyeong-Sook
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Korean College of Neuropsychopharmacology 2015
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4540041/
https://www.ncbi.nlm.nih.gov/pubmed/26243849
http://dx.doi.org/10.9758/cpn.2015.13.2.201
Descripción
Sumario:OBJECTIVE: We examined the relationship between chronotype and sleep disturbance, and assessed various factors that might be associated with sleep disturbance in Korean firefighters. METHODS: Self-administered questionnaires assessing chronotype, depression, alcohol use, posttraumatic stress disorder (PTSD), stress response and sleep quality were examined in 515 firefighters. RESULTS: Evening type firefighters more reported depression, alcohol use, PTSD, stress response and sleep disturbance. Also evening chronotype was the most significant risk factor for poor sleep quality (odds ratio [OR], 4.812; 95% confidence interval [CI], 2.448–9.459), even after controlling for all other variables (OR, 3.996; 95% CI, 1.806–8.841). CONCLUSION: Chronotype was the factor most strongly associated with sleep disturbance, and therefore should be considered an important variable in sleep quality, particularly in occupations involving stressful activities, such as firefighting.