A case‐crossover study of age group differences in objective working‐hour characteristics and short sickness absence

Aim To investigate age group differences in objective working-hour characteristics and their associations with short (1–3 days) sickness absence. Background Irregular working hours, that is shift work with non-standard schedule, may influence sickness absence rates in hospital workers. Methods We collected daily working hours and the first incidence of short sickness absence from the employers’ electronic records from 2008 to 2017. A...