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Idiopathic Short StatureEPIGROWNCT00710307

Epidemiology Study on Insulin-like Growth Factor-1 in Children With Idiopathic Short Stature (EPIGROW Study)

An observational study of Idiopathic Short Stature, run by Ipsen at 1 site in France.

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

The purpose of the protocol is to describe the distribution of IGF-1 deficiency in the studied population of Idiopathic Short Children without Growth Hormone Deficiency or any other identified cause of short stature and not treated with recombinant Growth Hormone or IGF-1 Read more about this study

Who is it for?
Ages 2 years and older
Conditions the study is for
Idiopathic Short Stature
What is being tested?
Blood sampling and Genetic analysis
Type of treatment
Surgery or procedure
How many people
275 participants
Where
1 siteFrance
Study dates
Oct 2008to Jan 2010
Phase
Observational
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 2 years and older
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Study population: Idiopathic Short Stature children

Who may be able to join

  • Short children, height ≤ -2.5 SDS
  • Age ≥ 2 years
  • With at least one normal or elevated peak GH response to a stimulatory test (peak GH ≥ 7 ng/mL) at the time of the study and/or at a given time-point during the last 12 months
  • Pre-pubertal
  • Signed Informed Consent, including agreement to have blood samples taken for hormonal measurement and genetic analysis, by both parents or by Legally Acceptable Representatives when applicable and the child when applicable

Who cannot join

  • The following identified causes of short stature:
  • GH-deficient short stature
  • Other endocrine causes (hypothyroidism, Cushing's syndrome, parathyroid or vitamin D disorders, hypogonadism)
  • Identified syndromes with genetic abnormalities (including Turner, Noonan and Russell-Silver syndromes)
  • Chronic diseases including malnutrition, coeliac disease, chronic inflammation, muscular dystrophy, thalassaemia, blood disorders, severe liver or kidney disease and severe cyanotic heart disease
  • Chronic diseases requiring treatment with chronically administered corticosteroids
Show all 12Show fewer
  • Skeletal dysplasia
  • Psychosocial short stature
  • Patients having received irradiation, including total body irradiation
  • Patients currently on GH or IGF-1 therapy or having received GH or IGF-1 therapy in the last 12 months
  • Patients likely to require GH, IGF-1 or chronic corticosteroid treatment during the study
  • Any mental condition that prevents both parents or Legally Acceptable Representatives and the child when applicable from understanding the nature, scope and possible consequences of the study, or any evidence of an uncooperative attitude

Trial locations and contacts

1 site in 1 country.

France1 site
  • Ipsen Central Contact

    Paris

Other trials in France

About this study

Official title: Descriptive, Cross-sectional and Prospective Epidemiology Study, on the Identification of Insulin-like Growth Factor-1 Status in Idiopathic Short Stature Children (EPIGROW Study)

The purpose of the protocol is to describe the distribution of IGF-1 deficiency in the studied population of Idiopathic Short Children without Growth Hormone Deficiency or any other identified cause of short stature and not treated with recombinant Growth Hormone or IGF-1

Being tested
Blood sampling, Genetic analysis

What participants receive

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

  • Blood samplingProcedure or surgery

    Blood samples will be collected at visit 1 (day 1) and at visit 2 (day 14 to 45).

  • Genetic analysisGenetic

    The sample for genetic analyses may be taken at Visit 1. The blood sample volume will be 6 mL.

What is being measured

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

  1. Proportion of patients with a mean of the two basal IGF-1 measurements ≤-2.0 SDS, > -2.0 SDS and below 0 SDS, ≥ 0.0 SDS

    Measured: Day 1 for the first sample; between Day 14 and Day 45 for the second sample

Secondary outcomes (4)
  1. Proportion of patients with height ≤ -3.0 SDS,and height > -3.0 SDS and ≤ -2.5 SDS

    Measured: Day 1

  2. Description of mean basal IGF-1 and IGFBP-3 levels, and basal ALS and prolactin levels in patients with height ≤ -3.0 SDS, and height > -3.0 SDS and ≤ -2.5 SDS

    Measured: Day 1 and Day 14-45

  3. Proportion of patients having presented at least one historical documented clinically significant episode of hypoglycaemia

    Measured: Before the start of the study and during the study.

  4. Identification of candidate genes and/or DNA aberrations or changes potentially associated with short stature. DNA regions identified during the genome-wide scan will be further mapped at higher resolution (DNA-sequencing)

    Measured: Day 1

Timeline

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

  1. First posted4 Jul 2008 (estimated)
  2. Study startOct 2008
  3. Primary completionJan 2010
  4. Study completionJan 2010

Resources

More details

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

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Cross-sectional
Enrolment
275 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00710307
Sponsor's protocol ID
2-79-52800-001
Acronym
EPIGROW
Status last verified
Jan 2019
First submitted
2 Jul 2008
Last updated
15 Jan 2019
Results posted
No

Questions about this trial

What is this clinical trial studying?

An observational study of Idiopathic Short Stature, run by Ipsen 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 12 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 15 Jan 2019. 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?

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?

Proportion of patients with a mean of the two basal IGF-1 measurements ≤-2.0 SDS, > -2.0 SDS and below 0 SDS, ≥ 0.0 SDS (time frame: Day 1 for the first sample; between Day 14 and Day 45 for the second sample). 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 15 Jan 2019.

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