NCT01647698.

Methods	Randomised Controlled Trial (RCT) (ongoing) of the effectiveness of adaptive vs non‐adaptive working memory training (increasing in number of items required to be remembered) vs no training; ongoing trial, 3 arms
Participants	People with PD who self‐report concerns about working memory or show deficits as identified by a clinical examination (excludes people with dementia).
Interventions	Computerised adaptive working memory training testing working memory capacity and non‐adaptive working memory training.
Outcomes	Primary outcomes: working memory (measured by 3 separate tasks): operation span task, symmetry span task, Stenberg memory scanning task Secondary outcomes: fluid intelligence (Cattell's Culture Fair Intelligence Test and Rave's Progressive Matrices), executive function: Dysexecutive Questionnaire Outcomes measured at 5‐, 10‐, and 22‐week follow‐up.
Notes	Unclear whether this sample has Parkinson's Disease–Mild Cognitive Impairment (PD‐MCI). Trial is ongoing (control group receives no training); unable to contact author.