Muscle Function Response to Resistance Band Training in Older Adults With Impaired Muscle Power

ConditionAgeing
Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age50+
SponsorBrunel University

About this trial

To investigate the effect of an fitness advice and resistance band exercise intervention on balance, muscle function, and power in an older people population who have low muscle power.

Eligibility criteria

This trial accepts healthy volunteers

Qualifiers

Participants will be of male or female sex and free from known neurological health conditions (e.g. Peripheral Neuropathy, Parkinson's Disease, Stroke, Migraines, Epilepsy) or musculoskeletal injury.

low muscle power determined as a score of 8.1 and 9 seconds or more for the completion of the 5 times sit to stand test for males and females respectively

Disqualifiers

Neurological health condition or musculoskeletal injury at the time of baseline testing

individuals aged under 50

individuals who have been told to avoid strenuous physical activity

Trial design

Design model

Parallel

Treatments tested in this trial

  • Resistance band exercise

    Other intervention

    Participants will be given a resistance band and at set of exercises that target the lower extremities and asked to perform these as three sets of 15 repetitions, 2 times a week.

  • Fitness advice

    Behavioral

    Participants will be undertake a series of functional fitness tests and have their performance evaluated against normative values for their age and sex. Following this advice will be given with the aim of empowering change in physical activity participation.

Treatment groups

104 Participants
are divided into 4 treatment groups
Group A: Resistance band group, with fitness adviceExperimental treatment 2 interventions
Group B: Normal lifeNo intervention 0 interventions
Group C: Resistance band without fitness adviceExperimental treatment 1 intervention
Group D: Fitness adviceExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Postural sway

Using a force plate recording at 100Hz for 30 seconds, 5 eyes open and eyes closed trials will be recorded at baseline and after 12 weeks of resistance band exercises. Using the Centre of Pressure measurements provided. Linear (e.g. total sway path length and sway path in the medio-lateral and anterior-posterior directions, measured in meters) and non-linear (fractal dimension, unitless measurement units) postural control measurements will be calculated.

Time frame
after 12 weeks
2

Five times sit to stand time

Sitting on a chair, participants stand to full leg extension, and then return to a seated position 5 times, and the time taken recorded in seconds.

Time frame
After 12 weeks
3

Single leg stand time

This is the length of time, in seconds, an individual can stand on a single leg for as long as possible (up to a maximum of 90 seconds)

Time frame
After 12 weeks
4

Timed up and go

This is the time, in seconds, it takes for an individual to stand from a seated position, without using their hands, walk around a cone which is 3 meters away, before returning to the seated position.

Time frame
After 12 weeks

Secondary outcomes

1

Muscle power

Using a Biodex dynamometer, 5 practice and 5 trial concentric muscle efforts will be performed with the peak torque (newton meters), time to peak torque (seconds) and peak torque (newton meters) at 0.18 seconds will be recorded.

Time frame
After 12 weeks
2

Grip strength

using and hand strength dynamometer, grip strength will be measured as the maximum value of 2 maximal efforts using their dominant hand. This is measured in kilograms.

Time frame
After 12 weeks
3

Fear of falling

Falls efficacy scale - international questionnaire (https://sites.manchester.ac.uk/fes-i). The total score of questions will be used in the analysis.

Time frame
After 12 weeks
4

Self-efficacy for exercise

Self-efficacy for exercise questionnaire (SEE) (https://www.sralab.org/sites/default/files/2017-06/Self-efficacy%20for%20exercise\_Website\_PDF.pdf). The total score of 9 questions will be used in the analysis. The Scale: Each question is rated from 0 (Not Confident) to 10 (Very Confident). Scoring: Add the numbers for all 9 responses together. Range: Total scores range from 0 to 90. Interpretation: Higher totals indicate a greater level of self-efficacy (stronger belief in your ability to maintain an exercise routine).

Time frame
After 12 weeks

Other outcomes

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