About this trial
A randomized controlled clinical trial that will test how progressive resistance training will impact outcomes of sarcopenia in older patients with type 2 diabetes who have been diagnosed as sarcopenia. The intervention will be 12 weeks in duration with approximately 24 sessions of resistance exercises. Outcome measures will be collected at baseline, 4, 8 weeks and 12 weeks.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Type 2 diabetic patients diagnosed using American Diabetes Association 2022 criteria
HbA1c ≥ 7.0 and ≤ 8.5%
Sarcopenia diagnosed using criteria from the Asian Working Group for Sarcopenia 2019
Age ≥ 60 and ≤ 80
Disqualifiers
Acute diabetic complications
Patients are in the acute phase of musculoskeletal disorders: acute gout, progressing low-grade arthritis, acute joint pain due to joint degeneration, sciatic pain, and infectious arthritis.
Patients suffer from conditions significantly affecting cognition and mobility: sequelae of stroke (with weakness, limb paralysis), muscular weakness, limb disabilities, severe heart failure, severe cognitive decline, and psychiatric disorders.
Patients have been bedridden due to illness for more than 1 month within the past 3 months up to the recruitment time.
Trial design
Parallel
Treatments tested in this trial
Progressive Resistance Training
BehavioralProgressive resistance training includes face-to-face education on resistance training: Resistance exercises with elastic bands include 9 exercises for 1 course. During the first 4 weeks, the patient exercises twice a week with a level of exertion according to Borg's category-ratio 10 (CR10) scale of 4-5 points. For the next 4 weeks, the patient exercises twice a week with Borg's CR10 exertion level of 6-7 points. In the last 4 weeks, the patient exercises twice a week with Borg's CR10 exertion level of 8-9 points. The three-month intervention involves twelve weekly calls, with a focus on building rapport (e.g. providing feedback on the baseline assessment); education reinforcement on resistance training; and skill-building (e.g. self-monitoring and resistance training diary). The emphasis is on helping participants to gain the knowledge and skills necessary to achieve targeted intensity. Every 4 weeks, all patients are re-visited by investigators in the hospital.
Treatment groups
Trial outcomes
Primary outcomes
Physical performance 1 - Handgrip strength
Handgrip strength is assessed using a hand dynamometer named Jamar Hydraulic Hand Dynamometer: the higher number the better outcome.
Physical performance 2 - Gait speed
4-metre gait speed test (the shorter time the better outcome)
Physical performance 3 - Short Physical Performance Battery (SPPB)
The Short Physical Performance Battery developed by the National Institute on Aging: scores ranging from 0 (worst) to 12 (best)
Muscle mass
Upper and lower muscle mass are measured by Bioelectrical impedance analysis (BIA) method, using a machine model named InBody 770: the higher number the better outcome.
Secondary outcomes
Nutritional status
Nutritional status is assessed using the Mini Nutritional Assessment Short-Form (MNA-SF): scores ranging from 0 (worst) to 14 (best)
Health-related Quality of Life
Health-related Quality of Life is assessed using the health questionnaire 5-level 5 dimensions from EuroQol Group: index scores range from -0.59 to 1; 1 is the best possible health state.
Activities of Daily Living (ADLs) and Instrumental Activities of Daily Living (IADLs)
Katz Index of Independence in Activities of Daily Living (scores range from 0-worst to 6-best) and Lawton Instrumental Activities of Daily Living Scale (scores range from 0-low function \& dependent to 8-high function \& independent for women, and 0-worst to 5-best for men)
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