It’s a tool for predicting long term disability in injured workers, developed by Linton et al in 1998. The longer form questionnaire contains 24 questions, while the short form contains 10 or sometimes 12.  The 10 question Orebro covers: The length of time the current pain problem has been experienced Pain rating during the past week The degree to which pain prevents doing light work for an hour Ability to sleep Degree of tens...