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Type 2 DiabetesNCT02352246

HIIE and Abdominal Fat Mass in DT2 Postmenopausal Women

A study testing Physical activity programs steady-state exercise (SSE) program and Physical activity programs high intensity intermittent exercise (HIIE) in people with Type 2 Diabetes and Overweight (BMI > 25), run by University Hospital, Clermont-Ferrand at 1 site in France.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

Postmenopausal women, as men, are more prone to central or android obesity. Abdominal fat mass is associated with an increase of cardiovascular diseases (CVD). In type 2 diabetic (T2D) patients, the risk of CVD mortality is more than double compared with that in age-matched subjects. Read more about this study

Who is it for?
Ages 55 to 82 years, women only
What is being tested?
Physical activity programs steady-state exercise (SSE) program and Physical activity programs high intensity intermittent exercise (HIIE)
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
30 participants
Where
1 siteFrance
Study dates
Feb 2015to Dec 2017
Phase
Interventional
Are there results?
None posted in the registry

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 55 to 82 years
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • postmenopausal women (55- 82 years)
  • T2D
  • BMI ≥ 25 and < 40
  • able to follow an exercise protocol
  • eating behavior and physical activity stable since at least 3 month

Who cannot join

  • - subject not able to perform exercise after medical examination
  • subject not able to perform bicycle exercise (pains)
  • chronic infection
  • use of β-blocker
  • medical treatment that could interfere with the different outcome measures
  • Hormonal Replacement Therapy (HRT)
  • regular consumption of alcohol
  • refusal to sign the consent form

Trial locations and contacts

1 site in 1 country.

France1 site
  • Chu Clermont Ferrand

    Clermont-Ferrand, 63003

Other trials in France

About this study

Official title: Effect of High-Intensity Intermittent Exercise on Abdominal Fat Mass in Type 2 Diabetes Postmenopausal Women.

Postmenopausal women, as men, are more prone to central or android obesity. Abdominal fat mass is associated with an increase of cardiovascular diseases (CVD). In type 2 diabetic (T2D) patients, the risk of CVD mortality is more than double compared with that in age-matched subjects.

Most exercise programs designed for weight loss have focused on steady-state exercise (SEE) of around 30 min at a moderate intensity several times a week. Disappointingly, these kinds of exercise programs have led to little or no fat loss (Shaw et al. 2006). Accumulating evidence suggests that high intensity intermittent exercise (HIIE) has the potential to be an effective exercise protocol for reducing fat of overweight individuals, especially at the abdominal level (Boutcher 2011, Kessler 2012). Despite these results, HIIE program has never been used in TD2 postmenopausal women to favor a specific decrease of abdominal fat mass.

Read more

The aim of our study was to compare the effects of 16-week steady-state exercise (SSE) program with high intensity intermittent exercise (HIIE) program on total abdominal and visceral fat mass in T2D postmenopausal women.

It is hypothesized that HIIE compared to SSE program would result in significantly greater reductions in total abdominal and visceral fat mass.

Read the detailed description

Overweight and obesity levels have escalated worldwide, and these trends are occurring in both developed and developing countries. Fat mass and more precisely abdominal fat mass is linked to the development of cardio-vascular diseases (CVD). Postmenopausal women, as men, are more prone to central or android obesity. In type 2 diabetic (T2D) patients, the risk of CVD mortality is more than double compared with that in age-matched subjects.

Most exercise programs designed for weight loss have focused on steady-state exercise (SEE) during at least 30 min, 2 or 3 times a week. Disappointingly, these kinds of exercise programs have led to little or no fat loss (Shaw et al. 2006). Accumulating evidence suggests that high intensity intermittent exercise (HIIE) has the potential to be an effective exercise protocol for reducing fat of overweight individuals, especially at the abdominal level (Boutcher 2011, Kessler 2012). HIIE involves brief high-intensity, anaerobic exercise followed by brief but slightly longer bouts of very low-intensity exercise.

The aim of our study was to compare the effects of 16-week steady-state exercise (SSE) program with high intensity intermittent exercise (HIIE) program on total abdominal and visceral fat mass in T2D postmenopausal women.

30 T2D postmenopausal women will be randomly assigned to SSE (n= 15) or HIIE (n= 15) group. Subjects performed two sessions by week, on bicycle, during 16 weeks.

SSE: For the SSE protocol, each subject performed 40 min at 50% MAP (maximal aerobic power) HIIE: For the HIIE protocol, each subject performed 8 s of sprinting and 12 s of turning the pedals over slowly (between 20 and 30 r.p.m.) for a maximum of 60 repeats a session.

Total body and regional fat content will be measured using dual-energy x-ray absorptiometry (DXA) before and after the intervention (4 months). The contribution of visceral fat to total abdominal fat will be determined from computed tomography (CT).

The effects of HIIE and SSE program on:

  • Total fat mass (and appendicular fat mass) (DXA)
  • Total fat free mass (and appendicular fat free mass) (DXA)
  • Glycemic profile (plasma HbA1c, plasma glucose)
  • Lipid profile (TG, HDL, LDL, total cholesterol)
  • Food behavior after training (questionnaires) will also be compared.

Gaussian distribution of the data will be tested by the Kolmogorov-Smirnov test. Data will be presented as mean ± standard deviation (SD). Comparisons between groups will be made with Mann \& Whitney U test or ANOVA when appropriate. Relationships between data will be assessed by Pearson correlation. Significance will be accepted at the p<0.05 level. Statistical procedures will be performed using Statistica.

Being tested
Physical activity programs steady-state exercise (SSE) program, Physical activity programs high intensity intermittent exercise (HIIE)
Keywords
intermittent sprinting, abdominal fat mass, type 2 diabetes, postmenopausal women
Medical subject headings
Diabetes Mellitus, Type 2, Overweight

What participants receive

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

  • Physical activity programs steady-state exercise (SSE) programProcedure or surgery

    The aim of our study was to compare the effects of 16-week steady-state exercise (SSE) program with high intensity intermittent exercise (HIIE) program on total abdominal and visceral fat mass in T2D postmenopausal women.

  • Physical activity programs high intensity intermittent exercise (HIIE)Procedure or surgery

Study groups in NCT02352246
Study groupRoleWhat they receive
steady-state exercise (SSE)ExperimentalThe aim of our study was to compare the effects of 16-week steady-state exercise (SSE) program with high intensity intermittent exercise (HIIE) program on total abdominal and visceral fat mass in T2D postmenopausal women.
Receives: Procedure: Physical activity programs steady-state exercise (SSE) program
high intensity intermittent exercise (HIIE)OtherThe aim of our study was to compare the effects of 16-week steady-state exercise (SSE) program with high intensity intermittent exercise (HIIE) program on total abdominal and visceral fat mass in T2D postmenopausal women.
Receives: Procedure: Physical activity programs high intensity intermittent exercise (HIIE)

What is being measured

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

  1. loss of abdominal fat mass (g)

    Total abdominal fat mass will be measured in all patients from DXA using the methodology of Martin et Jensen (1991; L1-L2 to pubic rami) before (baseline, T0) and after 4 months of training (T4).

    Measured: at baseline (T0) and after 4 months of training (T4)

Secondary outcomes (6)
  1. Change from baseline in visceral fat mass (g)

    calculated from computer tomography, Sottier et al. 2013

    Measured: at baseline (T0) and after 4 months of training (T4)

  2. Change from baseline in total fat mass (g) determined from DXA

    determined from DXA

    Measured: at baseline (T0) and after 4 months of training (T4)

  3. Change from baseline in total fat free mass (g) determined from DXA

    determined from DXA

    Measured: at baseline (T0) and after 4 months of training (T4)

  4. Change from baseline in glycemic profile (plasma HbA1c and plasma glucose measurements)

    plasma HbA1c and plasma glucose measurements

    Measured: at T0 and after 4 months of training (T4)

  5. Change from baseline in lipid profile (plasma TG, HDL, LDL and total cholesterol measurements)

    plasma TG, HDL, LDL and total cholesterol measurements

    Measured: at baseline (T0) and after 4 months of training (T4)

  6. Change from baseline in food behavior after training (visual analog scale from Flint et al. 2000)

    visual analog scale from Flint et al. 2000

    Measured: at baseline (T0) and after 4 months of training (T4)

Timeline

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

  1. First posted2 Feb 2015 (estimated)
  2. Study startFeb 2015
  3. Primary completionJul 2017 (estimated)
  4. Study completionDec 2017 (estimated)

Resources

More details

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

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Diagnosis
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
30 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02352246
Sponsor's protocol ID
CHU-0220
Status last verified
Jan 2015
First submitted
19 Jan 2015
Last updated
2 Feb 2015
Results posted
No

Questions about this trial

What is this clinical trial studying?

A study testing Physical activity programs steady-state exercise (SSE) program and Physical activity programs high intensity intermittent exercise (HIIE) in people with Type 2 Diabetes and Overweight (BMI > 25), run by University Hospital, Clermont-Ferrand at 1 site in France.

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 5 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: status not confirmed, as of the sponsor's last update on 2 Feb 2015. 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 France. 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?

Results are not available in the source record.

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

Contact Patrick LACARIN (04 73 75 11 95, placarin@chu-clermontferrand.fr), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

loss of abdominal fat mass (g) (time frame: at baseline (T0) and after 4 months of training (T4)). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 2 Feb 2015.

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