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ObesityNCT00776971

Effect of Carbonated Soft Drinks on Appetite-Regulation

A study testing Sugar-sweetened soft drink, Aspartame-sweetened soft drink and Semi-skimmed milk in people with Obesity and Diet, run by Aarhus University Hospital at 1 site in Denmark.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Compared to solid foods, the nutritional energy of drinks may bypass the appetite regulation leading to obesity development. Although drinks sweetened with aspartame are available the anticipated positive effect of these drinks on obesity development has not been convincing. Read more about this study

Who is it for?
Ages 20 to 50 yearsHealthy volunteers can take part
Conditions the study is for
Obesity, Diet
What is being tested?
Sugar-sweetened soft drink, Aspartame-sweetened soft drink and Semi-skimmed milk
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
24 participants
Where
1 siteDenmark
Study dates
Nov 2007to Sep 2008
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 20 to 50 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Age between 20-50 years;
  • BMI between 28-36 kg/m2;
  • Weight stabile 3 months prior to the study inclusion;
  • Less than 10 hours of weekly exercise.

Who cannot join

  • Diabetes
  • Allergic to phenylalanine or milk
  • Smoking
  • Pregnancy or breast-feeding

Trial locations and contacts

1 site in 1 country.

Denmark1 site
  • Department of Internal Medicine/Endocrinology C, Aarhus University Hospital

    Aarhus, 8000

Other trials in Denmark

About this study

Official title: Carbonated Soft Drinks May Alter Appetite Sensation and Appetite-Regulating Hormone Level and Lead to Increased Energy Intake.

Compared to solid foods, the nutritional energy of drinks may bypass the appetite regulation leading to obesity development. Although drinks sweetened with aspartame are available the anticipated positive effect of these drinks on obesity development has not been convincing. However, the mechanisms linking drinks intake to obesity are yet to be clarified.

The investigators aim is to investigate the short-term effects of soft drinks (sugar-sweetened and artificially sweetened (aspartame)), milk and water on the concentration of circulating appetite-regulating hormones, the subjective sensations of hunger and satiety (measured by visual analogue scales) and energy intake. The study is a crossover, intervention trial with 24 overweight, healthy volunteers. The subjects will be tested on four separate days for four hours. Each test day a preload drink (sugar-sweetened soft drink, aspartame-sweetened soft drink, semi-skimmed milk or water) is served.

The investigators expect to clarify the mechanisms linking drinking habits to obesity development and provide scientifically based nutritional guidelines.

Conditions
Obesity, Diet
Being tested
Sugar-sweetened soft drink, Aspartame-sweetened soft drink, Semi-skimmed milk, Water
Medical subject headings
Obesity

What participants receive

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

  • Sugar-sweetened soft drinkOther

    500mL as a preload drink

  • Aspartame-sweetened soft drinkOther

    500mL as a preload drink

  • Semi-skimmed milkOther

    500mL as a preload drink

  • WaterOther

    500mL as a preload drink

Study groups in NCT00776971
Study groupRoleWhat they receive
Sugar-sweetened soft drinkExperimental54g sugar/L, 180kJ/100mL
Receives: Other: Sugar-sweetened soft drink
Aspartame-sweetened soft drinkExperimental1.5kJ/100mL
Receives: Other: Aspartame-sweetened soft drink
Semi-skimmed milkActive comparator202kJ/100mL
Receives: Other: Semi-skimmed milk
WaterPlacebo comparator0kJ/100mL
Receives: Other: Water

What is being measured

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

  1. Visual Analogue Scale

    Measured: Four hours

Secondary outcomes (1)
  1. Appetite-regulating hormones, Glucose, Insulin; Energy intake

    Measured: Four hours

Timeline

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

  1. First posted22 Oct 2008 (estimated)
  2. Study startNov 2007
  3. Primary completionSep 2008
  4. Study completionSep 2008

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
Intervention model
Crossover
Masking
None (open label)
Enrolment
24 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00776971
Sponsor's protocol ID
20070134A
Status last verified
Aug 2008
First submitted
21 Oct 2008
Last updated
22 Oct 2008
Results posted
No
Data monitoring committee
No

Publications

  • Maersk M, Belza A, Holst JJ, Fenger-Gron M, Pedersen SB, Astrup A, Richelsen B. Satiety scores and satiety hormone response after sucrose-sweetened soft drink compared with isocaloric semi-skimmed milk and with non-caloric soft drink: a controlled trial. Eur J Clin Nutr. 2012 Apr;66(4):523-9. doi: 10.1038/ejcn.2011.223. Epub 2012 Jan 18.

    PubMed 22252107

Questions about this trial

What is this clinical trial studying?

A study testing Sugar-sweetened soft drink, Aspartame-sweetened soft drink and Semi-skimmed milk in people with Obesity and Diet, run by Aarhus University Hospital at 1 site in Denmark.

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 4 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: finished, as of the sponsor's last update on 22 Oct 2008. 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 Denmark. 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. Some participants in this study may receive a placebo. 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?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Visual Analogue Scale (time frame: Four hours). 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 NCT00776971, which also lists 1 linked publication.

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 22 Oct 2008.

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