background and objectives: work sampling is a useful technique to characterize how employees allocate their work time to various activities. given the value of nurses’ time for quality health care delivery, characterization of nursing time distribution may provide useful information for optimal use of nursing staff. the purpose of the present study was to explore time allocation by nurses using...

AIM To identify individual, situational and lifestyle variables related to shift work tolerance among nurses who have worked night shifts for less than 1 year and nurses who have worked night shift for more than 6 years, all engaged in rotating shift work. BACKGROUND Working shifts is related to negative health consequences. Factors related to shift work tolerance may differ between nurses wi...

BACKGROUND Night shift work has well-known adverse effects on health. However, few studies have investigated the relationship between thyroid diseases and night shift work. This study aimed to examine night shift workers and their changes in thyroid stimulating hormones (TSH) levels over time. METHODS Medical check-up data (2011-2015) were obtained from 967 female workers at a university hosp...

Nursing and care are central aspects of healthcare services, and improvements in the quality and efficiency of healthcare processes are important issues. Since these tasks involve both physical actions and information processing, they can be described as what the authors call “action-oriented intellectual services.” There are striking mismatches between such services and current information and...

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Purpose To determine the effect of night-time working on dry eye signs and symptoms. Methods A total of 50 healthy subjects completed a dry eye questionnaire and underwent clinical examinations including basic Schirmer's test and tear breakup time (TBUT) test on two consecutive days, before and after the night shift (12-hrs night-shift). Results All dry eye symptoms were aggravated signific...

BACKGROUND Night shift work may disrupt the normal nocturnal rise in melatonin, resulting in increased breast cancer risk, possibly through increased reproductive hormone levels. We investigated whether night shift work is associated with decreased levels of urinary 6-sulfatoxymelatonin, the primary metabolite of melatonin, and increased urinary reproductive hormone levels. METHODS Participan...

OBJECTIVES Disturbed sleep is the most common problem among the many health-related effects of shift work, with shift workers clearly having higher rates of cardiac disorders. However, the possible mechanism underlying the related health effects of shift work has yet to be examined. Consequently, this study aimed to explore the influence of long-term night shift work on the sleep patterns of nu...