Night Work and Breast Cancer Risk in Nurses: Multifactorial Risk Analysis

Night work has been highlighted by the International Agency for Research on Cancer (IARC) as a likely carcinogenic factor for humans, associated with breast cancer and professions that require continuity of work. Knowing the impact that short and long-term night work has on the nurses’ collective se...

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Main Authors: Juan Gómez-Salgado, Javier Fagundo-Rivera, Mónica Ortega-Moreno, Regina Allande-Cussó, Diego Ayuso-Murillo, Carlos Ruiz-Frutos
Format: Article
Language:English
Published: MDPI AG 2021-03-01
Series:Cancers
Subjects:
Online Access:https://www.mdpi.com/2072-6694/13/6/1470
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author Juan Gómez-Salgado
Javier Fagundo-Rivera
Mónica Ortega-Moreno
Regina Allande-Cussó
Diego Ayuso-Murillo
Carlos Ruiz-Frutos
author_facet Juan Gómez-Salgado
Javier Fagundo-Rivera
Mónica Ortega-Moreno
Regina Allande-Cussó
Diego Ayuso-Murillo
Carlos Ruiz-Frutos
author_sort Juan Gómez-Salgado
collection DOAJ
description Night work has been highlighted by the International Agency for Research on Cancer (IARC) as a likely carcinogenic factor for humans, associated with breast cancer and professions that require continuity of work. Knowing the impact that short and long-term night work has on the nurses’ collective seems a priority, therefore, this study aims to analyse the relationship between night work and the development of breast cancer risk factors in nurses. For this, a cross-sectional study through an online questionnaire on breast cancer risk variables and working life was designed. The study was conducted in Spain and the sample consisted of 966 nurses, of whom 502 were healthy participants and 56 were breast cancer patients. These two groups were compared in the analyses. A descriptive analysis was performed, and the relationship was tested using χ2 independence test and OR calculation. The CHAID (Chi Square Automatic Interaction Detection) data mining method allowed for the creation of a segmentation tree for the main risk variables. The most significant risk variables related to working life have been the number of years worked, nights worked throughout life, and years working more than 3 nights per month. Exceeding 16 years of work has been significant for women and men. When the time worked is less than 16 years, the number of cases increases if there is a family history of cancer and if there have been more than 500 nights of work. High-intensity night work seems more harmful at an early age. The accumulation of years and nights worked increase the risk of breast cancer when factors such as sleep disturbance, physical stress, or family responsibilities come together.
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spelling doaj.art-baf3bec510a9470a9e9096f787e8e2e22023-11-21T11:41:01ZengMDPI AGCancers2072-66942021-03-01136147010.3390/cancers13061470Night Work and Breast Cancer Risk in Nurses: Multifactorial Risk AnalysisJuan Gómez-Salgado0Javier Fagundo-Rivera1Mónica Ortega-Moreno2Regina Allande-Cussó3Diego Ayuso-Murillo4Carlos Ruiz-Frutos5Department of Sociology, Social Work and Public Health, Faculty of Labour Sciences, University of Huelva, 21007 Huelva, SpainHealth Sciences Doctorate School, University of Huelva, 21071 Huelva, SpainDepartment of Economy, Faculty of Labour Sciences, University of Huelva, 21007 Huelva, SpainDepartment of Nursing, University of Seville, 41009 Seville, SpainGeneral Secretary, General Council of Nursing, 28023 Madrid, SpainDepartment of Sociology, Social Work and Public Health, Faculty of Labour Sciences, University of Huelva, 21007 Huelva, SpainNight work has been highlighted by the International Agency for Research on Cancer (IARC) as a likely carcinogenic factor for humans, associated with breast cancer and professions that require continuity of work. Knowing the impact that short and long-term night work has on the nurses’ collective seems a priority, therefore, this study aims to analyse the relationship between night work and the development of breast cancer risk factors in nurses. For this, a cross-sectional study through an online questionnaire on breast cancer risk variables and working life was designed. The study was conducted in Spain and the sample consisted of 966 nurses, of whom 502 were healthy participants and 56 were breast cancer patients. These two groups were compared in the analyses. A descriptive analysis was performed, and the relationship was tested using χ2 independence test and OR calculation. The CHAID (Chi Square Automatic Interaction Detection) data mining method allowed for the creation of a segmentation tree for the main risk variables. The most significant risk variables related to working life have been the number of years worked, nights worked throughout life, and years working more than 3 nights per month. Exceeding 16 years of work has been significant for women and men. When the time worked is less than 16 years, the number of cases increases if there is a family history of cancer and if there have been more than 500 nights of work. High-intensity night work seems more harmful at an early age. The accumulation of years and nights worked increase the risk of breast cancer when factors such as sleep disturbance, physical stress, or family responsibilities come together.https://www.mdpi.com/2072-6694/13/6/1470night workshift worknursesbreast cancerrisk factors for breast canceroccupational health
spellingShingle Juan Gómez-Salgado
Javier Fagundo-Rivera
Mónica Ortega-Moreno
Regina Allande-Cussó
Diego Ayuso-Murillo
Carlos Ruiz-Frutos
Night Work and Breast Cancer Risk in Nurses: Multifactorial Risk Analysis
Cancers
night work
shift work
nurses
breast cancer
risk factors for breast cancer
occupational health
title Night Work and Breast Cancer Risk in Nurses: Multifactorial Risk Analysis
title_full Night Work and Breast Cancer Risk in Nurses: Multifactorial Risk Analysis
title_fullStr Night Work and Breast Cancer Risk in Nurses: Multifactorial Risk Analysis
title_full_unstemmed Night Work and Breast Cancer Risk in Nurses: Multifactorial Risk Analysis
title_short Night Work and Breast Cancer Risk in Nurses: Multifactorial Risk Analysis
title_sort night work and breast cancer risk in nurses multifactorial risk analysis
topic night work
shift work
nurses
breast cancer
risk factors for breast cancer
occupational health
url https://www.mdpi.com/2072-6694/13/6/1470
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