Association between work schedules and motivation for lifestyle change in workers with overweight or obesity: a cross-sectional study in Japan

May 2, 2020BMJ open

Work schedules linked to motivation for healthy lifestyle changes in overweight workers in Japan

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Abstract

Among 9,243 participants, 15.0% were night/shift workers, who showed lower motivation for lifestyle change compared to daytime workers.

  • Night/shift workers were younger and had a lower proportion of men compared to daytime workers.
  • 26.9% of daytime workers were in the for lifestyle, compared to 22.2% of night/shift workers.
  • Night/shift workers were less likely to demonstrate action and maintenance stages of change, with an adjusted odds ratio of 0.85.
  • In participants working long hours (≥10 hours/day), the association between night/shift work and lower motivation for change was stronger, with an adjusted odds ratio of 0.65.
  • A significant interaction was found between long working hours and night/shift work regarding motivation for lifestyle change.

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Key numbers

0.85
Lower Motivation for Change
Adjusted odds ratio for action or maintenance
0.65
Stronger Association with Long Hours
Adjusted odds ratio for long working hours subgroup
1390 of 9243
Prevalence of Night/Shift Workers
Total participants included in the study

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