... to determineodds ratio estimates of the strength of the associationbetween each dichotomous independent variable and the fatigue score, after controlling for the other variables in the model ... any research,however, it is important that the findings be interpreted in the context of the limitations of the study design: Allscales used in the current NARCOMS update survey reliedon respondent ... collection and analysis, manuscript planning and editing. TV and MOBwere involved in study design, manuscript planning and editing. All authors read and approved the final manu-script.AcknowledgementsWe...