Study of insomnia in rotating shift-workers

Background Shift-workers commonly suffer from insomnia. This study evaluates different domains of insomnia. Aim This study was aimed to study sleep and insomnia in rotating shift-workers and compare with day-workers. Materials and Methods This was case-control study. The sleep of rotating shift-workers is compared with day workers using Athens Insomnia Scale. Results Rotating shift-workers had significantly higher scores on Athens insomnia scale on domains of initial, intermediate and terminal insomnia than day workers. Duration and quality of sleep and sense of well-being are lower in rotating shift-workers. Rotating shift-workers also experienced more day-time sleepiness than day workers. However, there was no difference in perceived physical and mental functioning between the two groups. Conclusion Individuals working in rotating shifts for more than 15 days have significantly higher prevalence of insomnia than day-workers.