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Completed

NCT Number: NCT04755660

Home-based Resistance Training to Patients With Type 2 Diabetes

The purpose of this study is to compare motivational interviews and self-efficacy theory-based exercise behavior and home-based resistance exercise (elastic band to non-elastic band) to improve physical activity, muscle strength, body composition, and self-efficacy of exercise in type 2 diabetic patients. The effectiveness of performance and exercise compliance.

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Key information

Age range

50 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Shin Kong Wu Ho-Su Memorial Hospital

Taipei, Taiwan

About this study

This study adopts an experimental research design. A total of 90 cases of type 2 diabetes who are not exercising regularly are recruited from the outpatient clinic of the Metabolism Department of a medical center in the north to participate in the study. Blocks 6, and 12 (Block) are randomly assigned. The research subjects were assigned to the behavior change and resistance exercise group, and home-based resistance exercise( with elastic band), and the control group. The behavior changes and resistance exercise group received motivational interviews and self-efficacy theory-based exercise behavior changes and resistance exercise guidance intervention, home resistance exercise. the group received home elastic band resistance exercise training, and the control group received regular exercise guidance. The three groups received data collection of physical activity, muscle strength, body composition, physical activity function, and exercise self-efficacy in the pre-test, the sixth week, and the twelfth week. During the study period, the exercise log was used to collect the mediating variable about exercise compliance (Time × frequency) data collection. This study compares the effectiveness of motivational interviews and self-efficacy theory-based exercise behavior intervention and home resistance exercise training programs. The result will show an empirical evidence for type 2 diabetic patients to increase physical activity and muscle strength in the future, and will also apply to training of muscle strengthening in diabetes and other chronic disease.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • diabetes type 2
  • age >50 years old
  • sedentary lifestyle (PASE questionnaire leisure time physical activities score female <30 points, male <40 points)

Exclusion criteria

  • severe congestive heart failure (New York Heart Association Functional Class III and IV)
  • severe renal failure (estimated Glomerular Filtration Rate < 15 mL/min/1.73m2)
  • stroke ((The National Institutes of Health Stroke Scale > 15)
  • Peripheral Arterial Occlusive Disease
  • Foot ulcer over 6 month
  • Severe muscle diseases and rheumatoid arthritis
  • Cognitive or mental disorders who cannot understand and cooperate with the exercise plan
  • those who are accessed by the doctor to be avoided for exercise

Treatment and study plan

Exercise behavior change for resistance exercise

Behavioral

The intervention includes motivational interviews and self-efficacy theory-based exercise behavior and home-based resistance exercise intervention (by Elastic Band or non- Elastic Band ), and 3 follow-up telephone calls. The usual care group will receive exercise counseling.

Primary outcomes

  1. Physical Activity

    Time frame: Change from Baseline to 12 weeks

    Physical activity measured leisure-time physical activity for 7 days by Physical Activity Scale for the Elderly (PASE).PASE was self-administered occupational, household, and leisure physical activities. Participants were asked about the intensity, frequency, and duration of a variety of activities, including walking; strenuous, moderate, and light sports; muscle strength and endurance; occupational activities that included standing or walking; lawn work and gardening; caring for another person; home repairs; and heavy and light housework over the previous 7 days. The frequency and duration of each activity were multiplied by an empirically derived item weight and summed to compute the total PASE score activity.15 The PASE questions work-related, household, and leisure time activities for the 7 days preceding the interview. The score is continuous, ranges from 0 to 793, and higher values indicate a more active individual.

Secondary outcomes

  1. Hand Grip Strength(kg)

    Time frame: Change from Baseline to 12 weeks

    Hand Grip strength bilateral Grip strength will be measured using a Jamar dynamometer by asking the patient to squeeze the dynamometer handle with each hand third alternately, starting with the right hand using a standardized protocol. A brief break of approximately 1 min will be allowed between each measurement, and the maximum value will be recorded in kilograms (kg). The relative test-retest reliability of grip-strength measures obtained by dynamometry was good to excellent (intra-class correlation coefficients > 0.80) (Bohannon,2017).ICC of the test-retest with one single operator ranged from 0·60 (0·37-0·83) for the ankle extensors to 0·85 (0·74-0·95) for the elbow flexors.

  2. Body Composition

    Time frame: Change from Baseline to 12 weeks

    In this study, body composition used bioelectrical impedance analysis (BIA) to analyze body muscle and fat data.was measured by OM-ROM HF-701 for body weight, and a body fat machine was used to measure the participants' body weight, body fat, and limb skeletal muscle ratio. The skeletal muscle rate of the whole body, arms, trunk, and feet was measured using a single frequency on four poles (a 50 kHz single frequency, measured by four guide hands and feet). The value range is 5.0~50.0%, with 0.1% as the unit. The measurements obtained from the device indicate the ratio of total skeletal muscle mass and body fat relative to body weight. The skeletal muscle weight cut-off points for sarcopenia are <37.5% for men and <32.6% for women; the cut-off points for fat rate and obesity are >29% for men and >40% for women.

  3. Self-efficacy

    Time frame: Change from Baseline to 12 weeks

    self-efficacy about exercise will measured by Chinese version of the self-efficacy for exercise (SEE-C) scale . It was designed to test people's confidence to continue exercising in the face of barriers to exercise.The participants will instruct to listen to the statement and then choose an option from 0 (not confident) to 10 (very confident). The scale was scored by summing the numerical ratings for each response and dividing the total by the number of non-missing responses. The mean scores for the self-efficacy of exercise ranged from 0 to 10, with the higher scores representing greater exercise self-efficacy.SEE-C has acceptable levels of reliability and validity for the scale when used with older people in Taiwan.

  4. Physical Performance_30-s Chair Stand Test.

    Time frame: Change from Baseline to 12 weeks

    Physical performance was a 30-s chair stand test.

    30-s chair stand test: Participants were instructed to rise as quickly as possible from a seated position, with full body weight on the chair, to a standing posture, with their legs fully extended while keeping their arms folded across their chest. The 30CST measures the maximal number of chair stands completed during 30 seconds of the test.

  5. Hemoglobin A1c

    Time frame: Change from Baseline to 12 weeks

    Glycosylated Hemoglobin was taken some days(around 1 week) before the clinical visit. HbA1c was measured by a commercial pathology laboratory using standard assays.

  6. Physical Performance _6-meter Walking Speed.

    Time frame: Change from Baseline to 12 weeks

    6-meter walking speed: Participants walked twice at their usual pace over a 6-meter course. Time in seconds was recorded between the 2nd and the 4th meter. Distance (m) divided by time (s) was used to calculate walking speed. Slow gait speed was defined using AWGS 2019 reference value of < 1.0 m/s

Sponsors and collaborators

Lead sponsor

National Taipei University of Nursing and Health Sciences

Other

Collaborators

  • Taiwan Nurses Association

Registry information

Official study title

Behavioral Intervention and Home-based Resistance Training to Increase Physical Activity and Muscle Strength in Patients With Type 2 Diabetes: A Randomized Clinical Trial

Important dates

Study start
2021
Primary completion
2021
Study completion
2021
First posted
Feb 16, 2021
Registry last updated
Feb 18, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

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This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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