Metabolic disturbances in male workers with rotating three-shift work. Results of the WOLF study.

Objectives: The aim of the present study was to investigate the relationship between important metabolic risk factors for coronary heart disease (CHD) and type 2 diabetes in shift workers and day workers.

Methods: Cross-sectional data from a sub-population in the WOLF study consisting of 665 day workers and 659 three-shift workers in two plants were analysed.

Results: A higher proportion of shift workers than day workers had high triglyceride levels (> or =1.