Fig 1.
Flowchart of study participant selection from employees of a single medical center.
Table 1.
Demographic and working time characteristics of the study participants, with p-values for chi-square tests and Mann-Whitney U tests comparing between day and night shift workers (N = 5775).
Table 2.
Odds ratio (OR) and 95% confidence interval (CI) of night shift work (reference: Day work) for new-onset metabolic syndrome and the five components in logistic regression models (n = 5775).
Table 3.
Odds ratio (OR) and 95% confidence interval (CI) of number of night shifts for metabolic syndrome and the five components in generalized estimating equations among night shift workers (N = 2109).