Assessment of long-term sickness absence: content and face validity of a new questionnaire based on qualitative data from nominal groups.
Kaat GoortsCharlotte VanovenbergheCharlotte LambreghtsEline BruneelDorina RusuMarc Du BoisSofie VandenbroeckLode GodderisPublished in: BMC medical research methodology (2019)
Our findings demonstrate the validity of the Quickscan items to ask patients about important return-to-work barriers or opportunities. However, additional factors were identified that may improve the assessment of risk for long-term sickness absence.