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Fig. 1 | BMC Health Services Research

Fig. 1

From: Length of exposure to long working hours and night work and risk of sickness absence: a register-based cohort study

Fig. 1

Associations between time-averaged working hours (proportional hazard ratios [HR]) and immediately following SA events in analysis runs based on samples for exposure time windows of 30 to 180 days at maximum. Within each maximum exposure time window (shown in a distinct colour), the sample stayed constant and only the exposure time window (x-axis) varied. The results are adjusted for age and sex

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