Data
10,909 items of data are available, covering 10,909 participants, encoded using Data-Coding
2548.
Notes
Sleep online question: "In the past month, while working non-standard shifts, did you have a problem with waking up too early and not being able to get back to sleep?"
Question was asked when Field 30430 or Field 30431 was Yes - I worked evening shifts or Yes - I worked morning shifts or Yes - I worked night shifts or Yes - I worked rotating shifts or had irregular work hours
The question in this field was adapted from the Shiftwork Disorder Screening Questionnaire.
Barger, L. K., Ogeil, R. P., Drake, C.L., et al. Validation of a Questionnaire to Screen for Shift Work Disorder. Sleep. 2012 Dec 1;35(12):1693-1703