Effect of VR intervention on cognitive function -Association with visual working memory-

JRCT ID: jRCT1070230016

Registered date:26/05/2023

Basic Information

• Recruitment status: Recruiting
• Health condition(s) or Problem(s) studied: Orthopedic disease
• Date of first enrollment: 26/05/2023
• Target sample size: 10
• Study type: Interventional
• Intervention(s): The falling task will be performed using mediVR Kagura. The intervention period will be 3 weeks, 4 sessions/week (12 sessions in total), 10 minutes per session x 2 sets for a total of about 20 minutes. The number of trials per session (20 minutes) was set to 200, and when the achievement rate exceeded 80 percent, the task sense was gradually narrowed down (up to a maximum of 20 minutes). The number of trials per session (20 minutes) is approximately 200, and once the achievement rate exceeds 80 percent, the task sense is gradually narrowed down (up to 400 trials per session).

Outcome(s)

Primary Outcome

Timed Up & Go Test (TUG)
Functional Reach Test (FRT)
Mini Mental State Examination (MMSE)
Trail Making Test (TMT-A, B)
Visio-spatial memory test
N-back task
digit span (forward, backward)

Key inclusion & exclusion criteria

• Age minimum: >= 65age old
• Age maximum: Not applicable
• Include criteria: Subjects were orthopedic patients aged 65 years or older who were able to maintain a sitting position independently during hospitalization in the Rehabilitation of Musashigaoka Hospital, without dementia or cognitive dysfunction (MMSE cut-off value of 24 or higher). The patient must be able to hold the controller with both upper limbs and reach to 90 degree shoulder flexion and maximum elbow extension.

Exclude criteria

Those who could not understand the explanation of this research or could not obtain consent were excluded from the study.
Inpatients under the age of 65, severely impaired motor function, dementia (MMSE cutoff value of 23 points or less), and cognitive dysfunction due to stroke are excluded.

Related Information

• Primary Sponsor: Sakata Junya