Whole Body Vibration Exercise for Elderly With Cognitive Impairments

The Hong Kong Polytechnic University66 enrolled

Overview

The whole body vibration exercise group will have significantly more improvement in mobility, muscle strength, balance, balance confidence, and cognitive function with a lower fall rate than the control group.

Study Type

INTERVENTIONAL

Allocation

RANDOMIZED

Purpose

TREATMENT

Masking

SINGLE

Enrollment

Conditions

Dementia

Interventions

Whole body vibration exerciseDEVICE

The whole body vibration will be delivered by a platform that can generate vibration signals (Powerplate). The total duration of vibration exposure per session will range from 4 to 6 minutes. The vibration bouts (30-45 seconds per bout) will be interspersed with a 1 to 2 minutes of rest period. While standing on the vibration platform, subjects will be instructed to repeat two exercises: (1) static semi-squats, and (2) dynamic semi-squats.

Conventional exerciseBEHAVIORAL

The conventional exercise training will involve a combination of upper limb and lower limb stretching and strengthening exercises, balance training, and gait re-education.

Eligibility

Sex: ALLMin age: 65 Years

Medical Language ↔ Plain English

Inclusion Criteria: * a diagnosis of mild or moderate dementia, with a Clinical Dementia Rating (CDR) of 1 to 2, and a Cantonese Mini-mental State Examination (CMMSE) score at 10 or above but below the local cutoff for dementia (18-22, depending on education level) * able to stand for at least 1 minute with or without hand support * living in the community * having an informed consent (from the primary caregiver) Exclusion Criteria: * significant musculoskeletal conditions (e.g. amputations) * metal implants in the lower extremity * recent fracture in the lower extremity * vestibular disorders * peripheral vascular disease * other serious illnesses or contraindications to exercise.

Locations (1)

Jockey Club Centre for Positive Ageing

Shatin, New Territories, Hong Kong

RECRUITING

Outcomes

Primary Outcomes

Timed-up-and-go test

A measure of functional mobility

Time frame: week 0

Timed-up-and-go test

Time frame: week 9

Timed-up-and-go test

Time frame: week 21

Secondary Outcomes

Berg balance scale

Time frame: week 0

Berg balance scale

Time frame: week 9

Berg balance scale

Time frame: week 21

Activities-specific balance confidence scale

Time frame: week 0

Activities-specific balance confidence scale

Time frame: week 9

Activities-specific balance confidence scale

Time frame: week 21

five times sit-to-stand test

Time frame: week 0

five times sit-to-stand test

Time frame: week 9

five times sit-to-stand test

Time frame: week 21

Mini-Mental State Examination

Central Contacts

Marco Pang, PhD

CONTACT

852-2766-7156 Marco.Pang@polyu.edu.hk

Data from ClinicalTrials.gov

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