This study demonstrated the validity and reliability of the Chicago BPS. The better defined grading criteria, better designed numerical ratings scale, and better correspondence between Chicago BPS total score and the adequate/inadequate BPS make the Chicago BPS an attractive alternative to the Ottawa BPS and the Boston BPS.
No takes yet. Share an insight, caveat, or question.
Gerard et al. (2013) studied this question.
Synapse has enriched 4 closely related papers on similar clinical questions. Consider them for comparative context: