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IntussusceptionNCT01479491

Study on the Incidence of Intussusception (IS) in Children Aged < 12 Months in Japan

An observational study of Intussusception, run by GlaxoSmithKline.

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

This study aims to analyse baseline data on IS in order to monitor the possibility of increased risk of IS in children aged <12 months after introduction of the Rotarix vaccination in Japan. Read more about this study

Who is it for?
Ages Up to 12 months
Conditions the study is for
Intussusception
What is being tested?
Data collection
How many people
54 participants
Where
No sites listed yet
Study dates
Nov 2011to Nov 2011
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 12 months
  • All sexes
  • No healthy volunteers
  • Child

Study population: Children aged <12 months presenting with IS and covered by the JMDC-MDB database from January 2005 to April 2011.

Who may be able to join

  • A male or female infant aged < 12 months at the time of IS diagnosis and affiliated to the JMDC-MDB database.
  • An IS case should be identified as per the ICD-10 diagnostic code-K56.1 (any-field listed), examination codes, and procedural codes.

Who cannot join

  • Not applicable

About this study

Official title: Observational Database Study on the Incidence of Intussusception in Children Aged < 12 Months in Japan

This study aims to analyse baseline data on IS in order to monitor the possibility of increased risk of IS in children aged <12 months after introduction of the Rotarix vaccination in Japan.

Conditions
Intussusception
Being tested
Data collection
Keywords
Japan, Retrospective, Observational, Epidemiological study, Children aged < 12 months, Intussusception
Medical subject headings
Intussusception

What participants receive

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

  • Data collectionOther

    Data source will be the Japan Medical Data Centre Company Limited (JMDC) - JMDC Medical Data Bank (JMDC-MDB) database. Aggregated data (age in months and years and gender) for all subjects recorded in the database and subject-level data for IS cases will be extracted from the database. This database will be reviewed to extract data for the period between January 2005 and April 2011. Cases of IS will be identified using the International Classification of Diseases-10 (ICD-10) diagnostic codes, examination codes and procedural codes.

Study groups in NCT01479491
Study groupRoleWhat they receive
Case GroupChildren aged < 12 months presenting with IS and covered by the Japan Medical Data Centre Company Limited (JMDC), Tokyo referred to as the JMDC Medical Data Bank (JMDC-MDB).
Receives: Other: Data collection

What is being measured

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

  1. Occurrence of IS in subjects aged < 12 months

    Measured: Between January 2005 and April 2011 (6 years)

  2. Occurrence of age-specific and gender-specific incidence of IS among subjects aged < 12 months in Japan

    Measured: Between January 2005 and April 2011 (6 years)

Secondary outcomes (2)
  1. Number of IS cases hospitalized more than once among subjects aged < 12 months.

    Measured: Between January 2005 and April 2011 (6 years)

  2. Occurrence of IS cases by calendar months and year among subjects aged < 12 months

    Measured: Between January 2005 and April 2011 (6 years)

Timeline

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

  1. First posted24 Nov 2011 (estimated)
  2. Study startNov 2011
  3. Primary completionNov 2011
  4. Study completionNov 2011

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
Retrospective
Enrolment
54 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01479491
Sponsor's protocol ID
116259
Status last verified
Oct 2012
First submitted
22 Nov 2011
Last updated
22 Oct 2012
Results posted
No

Questions about this trial

What is this clinical trial studying?

An observational study of Intussusception, run by GlaxoSmithKline.

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 1 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 2012. 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?

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?

Occurrence of IS in subjects aged < 12 months (time frame: Between January 2005 and April 2011 (6 years)). The study lists 2 primary outcomes in all. 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 22 Oct 2012.

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