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SarcopeniaNCT07905274

Sarcopenia Risk in Obese T2DM Patients

An observational study of Sarcopenia and Obesity Type 2 Diabetes Mellitus, run by Bandırma Onyedi Eylül University at 1 site in Turkey (Türkiye).

Not yet recruiting

Opening soon. The study is approved but enrolment has not started yet. Sites may already take enquiries.

Sites and contacts
Official record
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Trial summary

This study aims to measure handgrip strength, walking speed, and the risk of muscle wasting in obese patients who have had diabetes for 5 years or longer, and to evaluate the relationship of these measures with factors that may influence them, such as the duration of diabetes, blood test results, body mass index, and… Read more about this study

Who is it for?
Ages 18 to 75 years
Conditions the study is for
Sarcopenia, Obesity Type 2 Diabetes Mellitus
What is being tested?
physical examination
How many people
150 participants
Where
1 siteTurkey (Türkiye)
Study dates
20 Oct 2026to 20 Apr 2027
How long will I take part?
1 Day
Phase
Observational
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 75 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Study population: obese patients with type 2 diabetes mellitus

Who may be able to join

  • Being between 18 and 75 years of age.
  • Having a diagnosis of Type 2 diabetes mellitus for ≥ 5 years.
  • Having a BMI ≥ 30 kg/m².
  • Being willing to participate in the study and providing written informed consent.

Who cannot join

  • Having type 1 diabetes mellitus or other specific types of diabetes.
  • Having undergone a major surgical procedure within the last 6 months.
  • Having a diagnosis of malignancy and currently receiving oncological treatment.
  • Having a neuromuscular disorder (such as stroke, paraplegia, tetraplegia, myopathy, muscular dystrophy, amyotrophic lateral sclerosis, Parkinson's disease, etc.) that could significantly affect muscle strength or walking performance.
  • Being unable to complete the tests due to a lower-extremity amputation or an orthopedic condition.
  • Having an acute infection or an acute systemic illness requiring hospitalization.
  • Pregnancy.
  • Having a cognitive impairment or a psychiatric condition that hinders communication.

Trial locations and contacts

1 site in 1 country. Contact the study team or a site near you to ask about taking part.

Nurten NAS KIRDAR contact

+905415511691

nrtnns@gmail.com

Duygu KESEBİ İSGANDAROV contact

dkesebi@bandirma.edu.tr

Turkey (Türkiye)1 site
  • Bandırma Onyedi Eylul University Faculty of Medicine

    Bandırma

    Nurten NAS KIRDAR, +9 0266 717 01 17, nrtnns@gmail.com

Other trials in Turkey (Türkiye)

About this study

Official title: Evaluation of Muscle Strength, Gait Speed, Sarcopenia Risk, and Associated Factors in Obese Patients With Type 2 Diabetes

This study aims to measure handgrip strength, walking speed, and the risk of muscle wasting in obese patients who have had diabetes for 5 years or longer, and to evaluate the relationship of these measures with factors that may influence them, such as the duration of diabetes, blood test results, body mass index, and the waist-to-height ratio.

Being tested
physical examination
Keywords
obesity, diabetes mellitus, sarcopenia, muscle strength
Medical subject headings
Sarcopenia, Obesity, Diabetes Mellitus

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • physical examinationOther

    Sarcopenia assessment: The SARC-F questionnaire is a screening tool developed by Malmstrom and Morley in 2013, used to assess sarcopenia in older adults. This scale evaluates difficulties experienced by older individuals across five components: strength, assistance with walking, rising from a chair or bed, climbing stairs, and falls. Each item is scored on a scale of 0-2 (0: none, 1: some, 2: a lot). For the item regarding falls, however, the scoring is as follows: 0: none, 1: one to three times, and 2: four or more times. The total score on the scale ranges from 0 to 10. A score of four or higher indicates that an individual is at risk for sarcopenia. A study on the Turkish validity and reliability of the scale was conducted by Bahat et al. in 2018. Permission to use the scale was obtained from the corresponding author.

  • physical examinationOther

    Handgrip strength: This is a measure used to assess muscle strength and serves as a primary criterion for probable sarcopenia, according to the EWGSOP2 (European Working Group on Sarcopenia in Older People 2) guidelines. Grip strength will be measured separately for each hand using a standard hand dynamometer (Baseline brand, 200 lb LITE hydraulic hand dynamometer). During the measurement, the participant will be seated with their shoulder in adduction and neutral rotation, the elbow flexed at approximately 90°, the forearm in a neutral position, and the wrist in slight extension. Three measurements will be taken for each hand, with short rest intervals between them; the mean of these measurements will be used for analysis.

  • physical examinationOther

    Five-times-sit-to-stand test: This is a fundamental method for measuring muscle strength-assessing lower-extremity muscle strength, functional capacity, and fall risk-that serves as an alternative or a complement to handgrip strength, in accordance with EWGSOP2 criteria. The purpose of the test is to measure the strength and endurance of the lower-extremity (leg) muscles. The individual crosses their arms across their chest and stands up from-and sits back down on-a chair of standard height, without using their hands for assistance. The time required to complete five consecutive full sit-to-stand cycles is recorded in seconds using a stopwatch. According to the EWGSOP2 consensus, a duration of more than 15 seconds for these 5 repetitions is considered an indicator of low muscle strength (probable sarcopenia).

  • physical examinationOther

    4-meter walking speed: The 4-meter walk test is a practical assessment used to gauge an individual's general health status, physical fitness, and the rate of biological aging. Speed is determined by dividing the 4-meter distance by the time taken to cover it, expressed in meters per second (m/s). During the test, the individual walks 4 meters along a flat path at a normal, comfortable pace, while the time elapsed is measured in seconds using a stopwatch. The calculation follows the formula: Speed = 4 ÷ Time Elapsed (in seconds). For instance, walking 4 meters in 4 seconds results in a speed of 1.0 m/s. Completing the 4-meter distance in more than 5 seconds (a speed below 0.8 m/s) is considered a slow walking pace and may indicate potential health risks-such as an increased risk of falls, muscle loss (sarcopenia), cognitive decline, or other general health issues. Speeds of 1.0 m/s or higher generally indicate a healthy and normal level of functional capacity.

Study groups in NCT07905274
Study groupRoleWhat they receive
obese patients with type 2 diabetes mellitusThis study is designed as a cross-sectional, descriptive research project. Participants will include patients presenting to the internal medicine outpatient clinic who have a diagnosis of Type 2 diabetes mellitus (T2DM) for a duration of 5 years or longer and a body mass index (BMI) greater than 30 kg/m². Given that hyperglycemia and the metabolic/microvascular consequences of diabetes can have a cumulative effect on muscle mass and quality over time, a duration of >5 years since the T2DM diagnosis is proposed as a screening/risk criterion for sarcopenia. Patients who meet the inclusion criteria and consent to participate will be referred to the Department of Physical Medicine and Rehabilitation for assessment of muscle strength, gait speed, and sarcopenia risk. Handgrip strength, the 5-times-sit-to-stand test, and the 4-meter walk test will be conducted by a physiatrist (specialist in Physical Medicine and Rehabilitation) and a physiotherapist, following a standardized protocol.
Receives: Other: physical examination

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. risk of sarcopenia

    SARC-F survey. Scale Title: Strength, Assistance with walking, Rise from a chair, Climb stairs, and Falls (SARC-F) Questionnaire.

    Score Range: 0-10 points.

    Interpretation: Higher scores indicate a higher risk of sarcopenia and greater severity of sarcopenia-related symptoms and functional limitations. A total score of 4 or higher indicates a positive screening result for sarcopenia risk.

    Measured: through study completion, an average of 1 year

Secondary outcomes (3)
  1. muscle strength

    Hand grip strength Hand grip strength will be assessed using a hand dynamometer. Grip strength will be measured in kilograms (kg). Higher values indicate greater muscle strength, whereas lower values indicate reduced muscle strength and may be associated with an increased risk of sarcopenia.

    Measured: through study completion, an average of 1 year

  2. lower-extremity strength, functional capacity, and fall risk

    Five-times sit-to-stand test Description: The Five-Times Sit-to-Stand Test (5xSTS) will be used to assess lower extremity muscle strength and functional performance. Participants will be instructed to stand up from a seated position and sit down five consecutive times as quickly as possible, with their arms crossed over their chest, without using their arms for support. The time required to complete all five repetitions will be recorded in seconds.

    Interpretation: Shorter completion times indicate better lower extremity muscle strength and functional performance, whereas longer completion times indicate poorer functional performance and may be associated with an increased risk of sarcopenia.

    Measured: through study completion, an average of 1 year

  3. general health status, physical condition

    The 4-meter walk test Description: The 4-Meter Walk Test (4MWT) will be used to assess usual gait speed as an indicator of physical performance. Participants will be instructed to walk a 4-meter distance at their usual comfortable walking speed. The time required to complete the distance will be recorded in seconds, and gait speed will be calculated in meters per second (m/s) by dividing the distance walked by the completion time.

    Interpretation: Higher gait speed values indicate better physical performance, whereas lower gait speed values indicate poorer physical performance and may be associated with an increased risk of sarcopenia.

    Measured: through study completion, an average of 1 year

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted29 Oct 2026
  2. Study start20 Oct 2026 (estimated)
  3. Primary completion20 Mar 2027 (estimated)
  4. Study completion20 Apr 2027 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Case only
Time perspective
Cross-sectional
Enrolment
150 participants (estimated)
Target duration
1 Day
IDs, dates and publications
ClinicalTrials.gov ID
NCT07905274
Sponsor's protocol ID
E-67961857-050.04-2600065447
Status last verified
Oct 2026
First submitted
22 Oct 2026
Last updated
29 Oct 2026
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No: Once the study is completed, and provided that it passes the peer-review process and is accepted for publication as an article, researchers will be able to access the findings through the journal in which it is published.

Publications

  • Mesinovic J, Zengin A, De Courten B, Ebeling PR, Scott D. Sarcopenia and type 2 diabetes mellitus: a bidirectional relationship. Diabetes Metab Syndr Obes. 2019 Jul 8;12:1057-1072. doi: 10.2147/DMSO.S186600. eCollection 2019.

    PubMed 31372016
  • Cruz-Jentoft AJ, Bahat G, Bauer J, Boirie Y, Bruyere O, Cederholm T, Cooper C, Landi F, Rolland Y, Sayer AA, Schneider SM, Sieber CC, Topinkova E, Vandewoude M, Visser M, Zamboni M; Writing Group for the European Working Group on Sarcopenia in Older People 2 (EWGSOP2), and the Extended Group for EWGSOP2. Sarcopenia: revised European consensus on definition and diagnosis. Age Ageing. 2019 Jan 1;48(1):16-31. doi: 10.1093/ageing/afy169.

    PubMed 30312372

Questions about this trial

What is this clinical trial studying?

An observational study of Sarcopenia and Obesity Type 2 Diabetes Mellitus, run by Bandırma Onyedi Eylül University at 1 site in Turkey (Türkiye).

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 4 inclusion and 8 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: opening soon, as of the sponsor's last update on 29 Oct 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Turkey (Türkiye). Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

Contact Nurten NAS KIRDAR (+905415511691, nrtnns@gmail.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

risk of sarcopenia (time frame: through study completion, an average of 1 year). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT07905274, which also lists 2 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 29 Oct 2026.

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