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The Impact of Reformulated Foods on Cardiovascular Risk Factors (REFORM)

3. desember 2014 oppdatert av: Julie Lovegrove, University of Reading

The Impact of Reformulated Product Consumption on Energy and Nutrient Intake, Body Composition, Vascular Function and Plasma Lipid and Glucose Concentrations

Specific policies on obesity reduction often include a recommendation to reduce sugar consumption as a means of lowering overall caloric intake. Reformulating processed foods (e.g. sugary products) is considered one of the key options for improving population diet. The implications of regular consumption of reformulated products are not fully understood. Previous studies have demonstrated that dietary compensation is common, although the extent is not fully elucidated. In addition to the perceived impact of sugar consumption on weight control, high sugar intake, specifically sucrose and fructose, has been implicated in the increase of plasma lipids and markers of insulin resistance. However to date no randomised controlled study has investigated whether the consumption of reformulated low sugar products as components of a habitual diet have a significant impact on plasma lipid, insulin or glucose concentrations within a free-living, non-diseased population. It is hypothesised that exchange of reformulated, low sugar food products for habitually consumed foods will result in dietary compensation and minimal weight change compared with unmodified products and will have little impact on plasma glucose, insulin and lipid levels.

Studieoversikt

Status

Fullført

Forhold

Intervensjon / Behandling

Studietype

Intervensjonell

Registrering (Faktiske)

50

Fase

  • Ikke aktuelt

Kontakter og plasseringer

Denne delen inneholder kontaktinformasjon for de som utfører studien, og informasjon om hvor denne studien blir utført.

Studiesteder

  • Storbritannia
    • Berks
      • Reading, Berks, Storbritannia, RG6 6AP
        • Department of Food and Nutritional Sciences, University of Reading

Deltakelseskriterier

Forskere ser etter personer som passer til en bestemt beskrivelse, kalt kvalifikasjonskriterier. Noen eksempler på disse kriteriene er en persons generelle helsetilstand eller tidligere behandlinger.

Kvalifikasjonskriterier

Alder som er kvalifisert for studier

20 år til 49 år (Voksen)

Tar imot friske frivillige

Ja

Kjønn som er kvalifisert for studier

Alle

Beskrivelse

Inclusion Criteria:

  • Age: 20 - 49 years
  • BMI 18.5 - 30 kg/m2
  • Plasma glucose <7 mmol/l (Not diagnosed with diabetes)
  • Plasma cholesterol <7 mmol/l
  • Plasma TAG <2.3 mmol/l
  • Normal liver and kidney function
  • Haemoglobin (>110 g/l women; 140g/dl men)

Exclusion Criteria:

  • Having suffered a myocardial infarction/stroke in the past 12 months
  • diabetic (diagnosed or fasting glucose > 7 mmol/l)
  • Smoking
  • On drug treatment for hyperlipidaemia, hypertension, inflammation or hypercoagulation
  • Suffering from renal or bowel disease or have a history of choleostatic liver or pancreatitis
  • Excessive alcohol consumption
  • History of alcohol abuse
  • Following a reducing diet or vegan diet
  • Taking any fish oil, fatty acid or vitamin and mineral supplements
  • Participating in intensive aerobic activity for > 20 minutes 3 times per week
  • Food allergies
  • Anti-inflammatory usage

Studieplan

Denne delen gir detaljer om studieplanen, inkludert hvordan studien er utformet og hva studien måler.

Hvordan er studiet utformet?

Designdetaljer

  • Primært formål: Forebygging
  • Tildeling: Randomisert
  • Intervensjonsmodell: Crossover-oppdrag
  • Masking: Trippel

Våpen og intervensjoner

Deltakergruppe / Arm
Intervensjon / Behandling
Eksperimentell: Reformulated products
Subjects were asked to supplement their habitual diet with reformulated sugar-reduced products for 8 weeks. Subjects were provided with reformulated beverages, sauces, condiments and snacks. They were asked to consume a minimum of 1 drink + 1 food portion intervention supplement daily, in exchange for habitually eaten equivalent foods.
Kosttilskudd: Reformulated products
Subjects were asked to supplement their habitual diet with reformulated sugar-reduced products for 8 weeks. Subjects were provided with reformulated beverages, sauces, condiments and snacks. They were asked to consume a minimum of 1 drink + 1 food portion intervention supplement daily, in exchange for habitually eaten equivalent foods.
Andre navn:
  • REF
Eksperimentell: Conventional products
Subjects were asked to supplement their habitual diet with conventional sugar products for 8 weeks. Subjects were provided with conventional beverages, sauces, condiments and snacks. They were asked to consume a minimum of 1 drink + 1 food portion intervention supplement daily, in exchange for habitually eaten equivalent foods.
Kosttilskudd: Conventional products
Subjects were asked to supplement their habitual diet with conventional sugar products for 8 weeks. Subjects were provided with conventional beverages, sauces, condiments and snacks. They were asked to consume a minimum of 1 drink + 1 food portion intervention supplement daily, in exchange for habitually eaten equivalent foods.
Andre navn:
  • LURE

Hva måler studien?

Primære resultatmål

Resultatmål
Tidsramme
Changes in body weight and body composition
Tidsramme: 20 weeks. Baseline and week 8 assessments for two dietary intervention arms
20 weeks. Baseline and week 8 assessments for two dietary intervention arms

Sekundære resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
Changes in energy and nutrient intake
Tidsramme: 20 weeks. Run-in period and week 7 assessments for two dietary intervention arms
20 weeks. Run-in period and week 7 assessments for two dietary intervention arms
Changes in appetite and mood ratings
Tidsramme: 20 weeks. Run-in period and week 7 assessments for two dietary intervention arms
Subjective sensations of appetite and mood by visual analogue scale
20 weeks. Run-in period and week 7 assessments for two dietary intervention arms
Changes in physical activity levels
Tidsramme: 20 weeks. Run-in period and week 7 assessments for two dietary intervention arms
Measured by accelerometry
20 weeks. Run-in period and week 7 assessments for two dietary intervention arms
Changes in fasting plasma lipid, insulin and glucose concentrations
Tidsramme: 20 weeks. Baseline and week 8 assessments for two dietary intervention arms
20 weeks. Baseline and week 8 assessments for two dietary intervention arms
Changes in vascular stiffness by pulse wave analysis (PWA) and digital volume pulse (DVP)
Tidsramme: 20 weeks. Baseline and week 8 assessments for two dietary intervention arms
20 weeks. Baseline and week 8 assessments for two dietary intervention arms
Changes in cardiovascular risk factors (blood pressure, inflammatory markers)
Tidsramme: 20 weeks. Baseline and week 8 assessments for two dietary intervention arms
20 weeks. Baseline and week 8 assessments for two dietary intervention arms

Samarbeidspartnere og etterforskere

Det er her du vil finne personer og organisasjoner som er involvert i denne studien.

Sponsor

University of Reading

Etterforskere

  • Hovedetterforsker: Prof Julie A Lovegrove, BSc, PhD, RNutr, University of Reading

Publikasjoner og nyttige lenker

Den som er ansvarlig for å legge inn informasjon om studien leverer frivillig disse publikasjonene. Disse kan handle om alt relatert til studiet.

Generelle publikasjoner

Studierekorddatoer

Disse datoene sporer fremdriften for innsending av studieposter og sammendragsresultater til ClinicalTrials.gov. Studieposter og rapporterte resultater gjennomgås av National Library of Medicine (NLM) for å sikre at de oppfyller spesifikke kvalitetskontrollstandarder før de legges ut på det offentlige nettstedet.

Studer hoveddatoer

Studiestart

1. mars 2012

Primær fullføring (Faktiske)

1. mars 2013

Studiet fullført (Faktiske)

1. mars 2013

Datoer for studieregistrering

Først innsendt

18. juli 2012

Først innsendt som oppfylte QC-kriteriene

18. juli 2012

Først lagt ut (Anslag)

20. juli 2012

Oppdateringer av studieposter

Sist oppdatering lagt ut (Anslag)

4. desember 2014

Siste oppdatering sendt inn som oppfylte QC-kriteriene

3. desember 2014

Sist bekreftet

1. desember 2014

Mer informasjon

Begreper knyttet til denne studien

Ytterligere relevante MeSH-vilkår

Andre studie-ID-numre

  • 12/03

Denne informasjonen ble hentet direkte fra nettstedet clinicaltrials.gov uten noen endringer. Hvis du har noen forespørsler om å endre, fjerne eller oppdatere studiedetaljene dine, vennligst kontakt register@clinicaltrials.gov. Så snart en endring er implementert på clinicaltrials.gov, vil denne også bli oppdatert automatisk på nettstedet vårt. .

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