Differential item functioning in the Unified Dyskinesia Rating Scale (UDysRS).
Sheng LuoYuanyuan LiuJeanne A TeresiGlenn T StebbinsChristopher G GoetzPublished in: Movement disorders : official journal of the Movement Disorder Society (2017)
The Unified Dyskinesia Rating Scale items effectively capture dyskinesia severity without pertinent gender, age, race/ ethnicity, or education influence. © 2017 International Parkinson and Movement Disorder Society.