NCT04300023.

Study name	In‐home cycling for individuals with PD
Methods	RCT
Participants	Target sample size: 52 (40 in study 1 and 12 in study 2) Inclusion criteria: diagnosis of idiopathic PD, vision at not corrected to 20/40 or better, able to walk at least 10m continuously, no reported vestibular or neurological disease other than PD, score of at least 78 on the telephone adaptation of the modified mini‐mental state exam, English speaking. Exclusion criteria: contraindications to exercise, history of muscular or orthopaedic diagnosis, inability to participate in the full duration of the study, currently exercising for 20 or more minutes per week.
Interventions	Study 1: 1. Cycling group (30 minute sessions on exercise bike at home while engaged in social interaction with researcher) for 6 months 2. Wait list control Study 2: 1. Social cycling group (30 minute sessions on exercise bike at home while engaged in social interaction with researcher) for 6 months 2. Solo cycling (30 minute sessions on exercise bike at home) for 6 months
Outcomes	1. Change in fall History using the Fall history Questionnaire Other outcomes not relevant to this review
Starting date	October 2020
Contact information	Dr Kristen Pickett University of Wisconsin, Madison, USA Email: kristen.pickett@wisc.edu
Notes