Association of body mass index with lifestyle and rotating shift work in Japanese female nurses

• DOI: 10.1002/oby.20908
• Publication Date: 2014-09-23T11:57:13Z
• Authors: Yuki Tada; Yukari Kawano; Izumi Maeda; Takahiro Yoshizaki; Ayaka Sunami; Yuri Yokoyama; Harumi Matsumoto; Azumi Hida; Taiki Komatsu; Fumiharu Togo
• Keywords: Work schedule; Screen Time

Objective Higher body mass index (BMI) values have been reported in rotating shift workers compared with regular daytime workers. This study examines the relationship between work schedule and BMI, considers whether lifestyle habits could explain relationship. Methods Japanese female nurses (1179 day 1579 workers, aged 20-59) were studied using self-administered questionnaires. The questionnaires assessed height, weight, dietary intake, physical activity, sleep (lifestyle) habits. Results BMI of was significantly higher than that Shift consumed amounts sugar-sweetened beverages slept for shorter durations on nights days workers—factors which also independently associated BMI. In addition, multivariable linear regression coefficients showed a significant correlation (β = 0.051), after controlling Conclusions consumption duration should be taken into consideration preventing obesity real-life situations. Other work-related factors, such as abnormal timing meals and/or sleep, identified.