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CalculusNCT00895765

The Follow up of Chinese Young Children With Melamine-Related-Calculus

An observational study of Calculus, run by Zhejiang University at 1 site in China.

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 The sponsor has not verified this record for over two years, so it may be out of date.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 purpose of this study is to investigate the lesions, clinical features and outcome in young children with melamine-related-calculus. Read more about this study

Who is it for?
Ages Up to 5 yearsHealthy volunteers can take part
Conditions the study is for
Calculus
How many people
250 participants
Where
1 siteChina
Study dates
Sep 2008to Oct 2009
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 Up to 5 years
  • All sexes
  • Healthy volunteers accepted
  • Child

Study population: young children with melamine-related-calculus

Who may be able to join

  • children with melamine-related-calculus: with a history of melamine contaminated products
  • the parents leave the detailed information for contact and willing to be recalled

Who cannot join

  • children with other congenital renal abnormality
  • children with hypercalciuria
  • children have abnormality of parathyroid gland

Trial locations and contacts

1 site in 1 country.

China1 site
  • The Children's Hospital of Zhejiang University School of Medicine

    Hangzhou, Zhejiang, 310003

Other trials in China

About this study

Official title: Part 1 The Outcome of Children With Melamine-Related-Calculus

The purpose of this study is to investigate the lesions, clinical features and outcome in young children with melamine-related-calculus.

Read the detailed description
  1. To investigate the outcome of melamine-related-calculus.
  • The change of calculus.
  • The change of obstruction features,including hydronephrosis and ureterectasia.
  • The change of the urinalysis.
  1. To investigate the change of renal function in children with melamine-related-calculus during the follow up.
  • Creatinine, urea and uric acid.
  • α and β2 microglobulin.
  1. To analysis the factors might be associated with the outcome.
  • The characteristics of patients: age, gender, and so on.
  • The characteristics of calculus: location, size, and so on.
Conditions
Calculus
Keywords
Melamine, Calculus, Kidney, Child
Medical subject headings
Calculi

What is being measured

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

  1. The calculus measured by sonography

    Measured: at 1, 3, 6 and 12 months

Secondary outcomes (1)
  1. Renal function (e.g., creatinine, microglobulin)

    Measured: at 1, 3, 6 and 12 months

Timeline

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

  1. First posted8 May 2009 (estimated)
  2. Study startSep 2008
  3. Primary completionSep 2009 (estimated)
  4. Study completionOct 2009 (estimated)

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
Case only
Time perspective
Prospective
Enrolment
250 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00895765
Sponsor's protocol ID
zoucc1
Other IDs
2008ZX007, 20082X010
Status last verified
May 2009
First submitted
7 May 2009
Last updated
8 May 2009
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

An observational study of Calculus, run by Zhejiang University at 1 site in China.

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 2 inclusion and 3 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 8 May 2009. 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 China. 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?

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?

The calculus measured by sonography (time frame: at 1, 3, 6 and 12 months). 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 8 May 2009.

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