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Diabetes Prevention In Estrie

7. oktober 2009 opdateret af: Université de Sherbrooke

Comparative Evaluation of the Effectiveness of 2 Available Resources in Estrie, for the Prevention of Type 2 Diabetes in High-risk Subjects

This study compared the efficacy at one year of an interdisciplinary approach including individual counseling and group seminars versus group seminars alone to induce weight loss in subjects at high risk of developing type 2 diabetes.

This study also compare if a participant's presence in small informative meeting groups as the only form of intervention is sufficient to induce a lifestyle change, thus inducing the weight loss needed for the prevention of the diseases associated with obesity.

Studieoversigt

Detaljeret beskrivelse

Eligible participants will be randomized into 2 intervention groups (30 per group):

  1. Small Meeting groups: a curriculum of 25 meeting-seminars will take place for 45 minutes, each one approaching various aspects of nutrition, physical activity, psychology, motivation and medical needs. These seminars are administered by the professionals of the obesity clinic and are already in place. However, these are usually only offered to the patients registered with the obesity clinic.
  2. Obesity Clinic of CHUS: combination of 25 described meeting-seminars see-high, in addition to individual interviews every 6 weeks with the interdisciplinary team of the obesity clinic of CHUS (usual operation).

Subjects will be evaluated initially and then every 3 months during 1 year by the following measurements: questionnaires to evaluate motivation and physical activity; 3 day dietary journals; weight assessment, using both metabolic and mechanical balance; waist circumference; and blood pressure.

A medical evaluation with size measure, a test evaluating knowledge of the participants on obesity, OGTT (Oral Glucose Tolerance Test) - a 5 hour determination of secretion and resistance to insulin, insulin-mediated suppression of plasma non-esterified fatty acids, a plasma lipid profile, accelerometry, bio electric impedance, and an activity physical test (6 minute walk test) will be carried out initially, and then repeated for up to 1 year.

Undersøgelsestype

Interventionel

Tilmelding (Faktiske)

53

Fase

  • Ikke anvendelig

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiesteder

    • Quebec
      • Sherbrooke, Quebec, Canada
        • Centre de Recherche Clinique (CRC), Centre Hospitalier Universitaire de Sherbrooke

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

  • Barn
  • Voksen
  • Ældre voksen

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  • pre diabetic state underlined by a marginal fasting glycemia between 6,1 and 6,9 mmol/L and/or a glucose intolerance with glucose confirmed by an OGTT 2 hours
  • overweight or obesity (BMI > 27 kg/m² ; (Body Mass Index))
  • enlightened assent

Exclusion Criteria:

  • Impossibility to be present at the visits
  • Physical/motor incapacity (or other) making one unable and/or insecure to walk at a moderate to rapid speed of 6 min and more
  • Use of an anti-obesity treatment during the last 3 months
  • Bariatric Surgery in the past
  • Planned Pregnancy
  • Pacemaker

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Forebyggelse
  • Tildeling: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Enkelt

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: 1
interdisciplinary weight loss intervention
one-year individualized interdisciplinary weight loss program vs. small group seminars on healthy lifestyle
Aktiv komparator: 2
Small group seminars without interdisciplinary intervention
one-year individualized interdisciplinary weight loss program vs. small group seminars on healthy lifestyle

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Tidsramme
a weight loss of 7% in at least 19% of the subjects
Tidsramme: one year
one year
reduced body weight of at least 5.6 kg in at least 25% of the subjects
Tidsramme: one year
one year
an increase in the level of physical activity by at least 150 minutes per week in at least 29% of the subjects
Tidsramme: one year
one year
a reduced daily caloric intake of at least 450 kcal/jour in at least 25% of the subjects
Tidsramme: one year
one year
a reduced percentage of the calories introduced in the form of fat of at least 6.6%, in absolute value, in at least 25% of the subjects
Tidsramme: one year
one year

Sekundære resultatmål

Resultatmål
Tidsramme
change in insulin sensitivity by HOMA
Tidsramme: one year
one year
change in insulin secretion during an OGTT by deconvolution of plasma c-peptide
Tidsramme: one year
one year
change in beta cell function by calculation of the disposition index
Tidsramme: one year
one year
change in insulin-mediated suppression of plasma non-esterified fatty acids during an OGTT
Tidsramme: one year
one year
relation between weight loss and change in insulin sensitivity, beta cell function, and insulin-mediated suppression of plasma non-esterified fatty acids
Tidsramme: one year
one year

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Efterforskere

  • Ledende efterforsker: Marie-France Langlois, MD, Medecine Department, Division of endocrinology, CHUS

Publikationer og nyttige links

Den person, der er ansvarlig for at indtaste oplysninger om undersøgelsen, leverer frivilligt disse publikationer. Disse kan handle om alt relateret til undersøgelsen.

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart

1. december 2004

Primær færdiggørelse (Faktiske)

1. oktober 2007

Studieafslutning (Faktiske)

1. januar 2008

Datoer for studieregistrering

Først indsendt

7. oktober 2009

Først indsendt, der opfyldte QC-kriterier

7. oktober 2009

Først opslået (Skøn)

8. oktober 2009

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Skøn)

8. oktober 2009

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

7. oktober 2009

Sidst verificeret

1. oktober 2009

Mere information

Begreber relateret til denne undersøgelse

Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .

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