MDS-UPDRSNeurologyrestricted

MDS-Unified Parkinson's Disease Rating Scale

MDS-revised Parkinson's rating scale.

Overview

A revised four-part rating scale (mentation, ADL, motor, complications) developed by the Movement Disorder Society for Parkinson's disease.

Use cases

Disease-modifying and symptomatic Parkinson's disease trials.

Assessment intelligence

Score range
0 – 260
Direction
Higher = worse
Scoring method
Sum
Time to score
~30 min
Subscales
  • Part I: Non-motor experiences of daily living
    0-52
  • Part II: Motor experiences of daily living
    0-52
  • Part III: Motor examination
    0-132
  • Part IV: Motor complications
    0-24
Cutoff thresholds & interpretation
SeverityThresholdInterpretation
Part III mild<33Mild motor impairment
Part III moderate33-58Moderate motor impairment
Part III severe≥59Severe motor impairment

Revised version of the UPDRS sponsored by the Movement Disorder Society.

Editorial notes

Strong factorial validity; widely adopted as primary motor endpoint in PD trials.

Available languages

Validation studies (2)

  • Movement Disorder Society-sponsored revision of the UPDRS
    Goetz CG, Tilley BC, et al. · Movement Disorders · 2008
    DOI: 10.1002/mds.22340
  • Clinimetric assessment of the MDS-UPDRS
    Goetz CG, Stebbins GT, Tilley BC. · Movement Disorders · 2013
    DOI: 10.1002/mds.25542

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