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Glucose MetabolismELSANCT01477216

Determination of Glycemic and Insulinemic Indices

A study testing ELSA 1-9 in people with Glucose Metabolism, run by Finnish Institute for Health and Welfare.

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 The sponsor has not verified this record for over two years, so it may be out of date.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

The aim of this study to investigate methodological aspects that may affect glycemic index (GI) and insulinemic (II) values. In addition, we will measure GI and II values for typical Finnish carbohydrate-rich foods and provide a database of GIs for Finnish foods. Read more about this study

Who is it for?
Ages 20 to 72 yearsHealthy volunteers can take part
Conditions the study is for
Glucose Metabolism
What is being tested?
ELSA 1-9
Could I receive a placebo?
No, everyone receives an active treatment
How many people
142 participants
Where
No sites listed yet
Study dates
Jan 2003to Dec 2013
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 72 years
  • All sexes
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • For Studies 1-9 a total of 12 to 24 volunteers per study with a normal glucose tolerance based upon a 2 h 75g oral glucose tolerance test (OGTT).
  • For Study 7 a total of 24 volunteers with impaired glucose tolerance based on an OGTT.
  • For Studies 1-6 and 8-9 with an age of 20 to 60 and with a BMI of 18 to 30 kg/m2.
  • For Study 7 an age of 62 to 72 and with a BMI of 20 to 35 kg/m2.

Who cannot join

  • First-degree family history of diabetes
  • An active gastrointestinal or metabolic disease
  • For Studies 1-6 and 8-9 chronic medication (oral contraceptives were allowed)
  • For Study 7 regular medication that would have affect glucose and lipid metabolism
  • Smoking
  • Pregnancy
Show all 9Show fewer
  • Breastfeeding
  • History of polycystic ovary syndrome
  • History of gestational diabetes

About this study

Official title: The Glycemic and Insulinemic Responses of the Finnish Foods: Measurement and Modification

The aim of this study to investigate methodological aspects that may affect glycemic index (GI) and insulinemic (II) values. In addition, we will measure GI and II values for typical Finnish carbohydrate-rich foods and provide a database of GIs for Finnish foods.

The specific aims of this study are:

  • to compare glycemic responses and GIs analyzed from capillary and venous blood to compare glucose against white bread as the reference food, and to study the effect of number of reference tests on GI values. For each setting of the tested parameters, we determined the glycemic indices of rye bread, oatmeal porridge and instant mashed potato
  • to examine the glycaemic and insulinaemic responses of a mashed potato-based meal when a high fat food (rapeseed oil) or a high protein food (chicken breast) or fat, protein and salad together were added to the meal. Furthermore, we studied how the predicted and measured GI values of the mixed meal differed from each other.
  • to examine the effects of two different coffee portions with glucose and caffeine-containing soft drinks on postprandial glucose and insulin responses. Further objectives were to study how coffee and different accompaniments affect glucose and insulin responses.
  • to measure GI values for typical Finnish foods
  • to study the effects of berries on glycemic and insulinemic responses
  • to examine the effects of overweight and glucose tolerance on the glucose, insulin and lipid responses to an HGI meal and an LGI meal.Furthermore, the second aim was to study the effect of BMI and glucose tolerance on the GI measured.
  • to compare methodological choices in insulin measurement
  • to investigate the effect of alcohol on postprandial glucose and insulin responses, and to determine glycemic and insulinemic indices values for beer and non-alcoholic beer
Being tested
ELSA 1-9
Keywords
Glycemic index, Glycemic responses, Insulin responses, Insulinemic index, Carbohydrates, Methodology, Glucose metabolism

What participants receive

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

  • ELSA 1-9Other

    Measuring GI and II values for Finnish foods

Study groups in NCT01477216
Study groupRoleWhat they receive
Measuring methodExperimentalTo compare glycemic responses and GI values from capillary and venous blood and to compare glucose solution with white bread as the reference food and to study the effect of the number of reference tests on GI values.
Receives: Other: ELSA 1-9
Mixed mealsExperimentalTo examine the glycaemic and insulinaemic responses of a mashed potato-based meal when a high fat food (rapeseed oil) or a high protein food (chicken breast) or fat, protein and salad together were added to the meal. Furthermore, we studied how the predicted and measured GI values of the mixed meal differed from each other.
Receives: Other: ELSA 1-9
CoffeeExperimentalTo examine the effects of two different coffee portions with glucose and caffeine-containing soft drinks on postprandial glucose and insulin responses. Further objectives were to study how coffee and different accompaniments affect glucose and insulin responses.
Receives: Other: ELSA 1-9
SnacksExperimentalTo measure GI and II values for Finnish snack foods
Receives: Other: ELSA 1-9
BerriesExperimentalTo study the effects of berries on glycemic and insulinemic responses
Receives: Other: ELSA 1-9
GIs of low-carbsExperimentalTo measure glycemic and insulinemic responses to low-carbohydrates foods
Receives: Other: ELSA 1-9
Glucose metabolism and BMIExperimentalTo examine the effects of overweight and glucose tolerance on the glucose, insulin and lipid responses to an HGI meal and an LGI meal. Furthermore, the second aim was to study the effect of BMI and glucose tolerance on the GI measured.
Receives: Other: ELSA 1-9
Insulin measurementExperimentalTo compare how methodological choices affect measured insulin values
Receives: Other: ELSA 1-9
AlcoholExperimentalTo investigate the effect of alcohol on postprandial glucose and insulin responses, and to determine glycemic and insulinemic indices values for beer and non-alcoholic beer.
Receives: Other: ELSA 1-9

What is being measured

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

  1. Glucose

    Area under the plasma concentration versus time curve (AUC) of food

    Measured: 2 to 5 hours

  2. Insulin

    Area under the plasma concentration versus time curve (AUC) of food

    Measured: 2 to 5 hours

  3. Free fatty acids

    Area under the plasma concentration versus time curve (AUC) of food

    Measured: 2 to 5 hours

  4. Triglyserides

    Area under the plasma concentration versus time curve (AUC) of food

    Measured: 2 to 5 hours

Secondary outcomes (3)
  1. IGF1

    Area under the plasma concentration versus time curve (AUC) of food

    Measured: 2 to 5 hours

  2. Satiety

    Satiety scores on the satiety scale

    Measured: 2 to 5 hours

  3. IGF-BP1

    Area under the plasma concentration versus time curve (AUC) of food

    Measured: 2 to 5 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 Nov 2011 (estimated)
  2. Study startJan 2003
  3. Primary completionDec 2008
  4. Study completionDec 2013 (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
Basic science
Allocation
Randomised
Intervention model
Crossover
Masking
Single blind
Who is masked
Participant
Enrolment
142 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01477216
Sponsor's protocol ID
TUSU 182-5
Acronym
ELSA
Status last verified
Nov 2011
First submitted
4 Oct 2011
Last updated
22 Nov 2011
Results posted
No
Data monitoring committee
No

Publications

  • Hatonen KA, Virtamo J, Eriksson JG, Perala MM, Sinkko HK, Leiviska J, Valsta LM. Modifying effects of alcohol on the postprandial glucose and insulin responses in healthy subjects. Am J Clin Nutr. 2012 Jul;96(1):44-9. doi: 10.3945/ajcn.111.031682. Epub 2012 May 30.

    PubMed 22648716

Questions about this trial

What is this clinical trial studying?

A study testing ELSA 1-9 in people with Glucose Metabolism, run by Finnish Institute for Health and Welfare.

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 9 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 22 Nov 2011. Status can change between updates, so confirm with the study contact before making plans.

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?

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?

Glucose (time frame: 2 to 5 hours). The study lists 4 primary outcomes in all. 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 NCT01477216, 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 Nov 2011.

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