Directional versus ring-mode deep brain stimulation for Parkinson’s disease: protocol of a multi-centre double-blind randomised crossover trial

Table 1 Outcome measures

Outcome measure	Domain	Best score	Worst score
MDS-UPDRS-ME	Motor symptoms	0	132
MDS-UPDRS-ADL	Motor aspects in Activities of daily living	0	52
MDS-UPDRS-MC-A	Dyskinesias	0	8
PDQ-39	Quality of life	0	100
LED	Medication use	N/A	N/A
Stimulation settings	Stimulation	N/A	N/A
Likert scale about quality of walking	Motor symptoms	1	5
Likert scale about speech	Motor symptoms and adverse-effects	1	5
Adverse-effects	Adverse-effects	N/A	N/A
Therapy choice at end of trial	N/A	N/A	N/A

Led levodopa equivalent dose, MDS-UPDRS-ADL Movement Disorders Society Unified Parkinson’s Disease Rating Scale Activities of Daily Living, MDS-UPDRS-MC-A Movement Disorders Society Unified Parkinson’s Disease Rating Scale Motor Complications–Dyskinesia, MDS-UPDRS-ME Movement Disorders Society Unified Parkinson’s Disease Rating Scale – Motor Evaluation, N/A Not applicable, PDQ-39 Parkinson’s Disease Questionnaire 39

ISSN: 1471-2377