A Non-Drug Study of The Suitability of Neurocognitive Tests And Functioning Scales For The Measurement of Cognitive And Functioning Changes in Individuals With Down Syndrome

March 2, 2015 updated by: Hoffmann-La Roche
This non-drug, longitudinal, multi-center, multi-national study will evaluate the suitability of neurocognitive tests and functioning scales for the measurement of cognitive and functioning changes in individuals with Down Syndrome. Tests will be administered at clinic visits in Weeks 1, (4) and 24. The duration of the study for each individual will be between 24 and 27 weeks.

Study Overview

Status

Status

Indicates the current recruitment status or the expanded access status.
Completed

Conditions

Conditions

The disease, disorder, syndrome, illness, or injury that is being studied. On ClinicalTrials.gov, conditions may also include other health-related issues, such as lifespan, quality of life, and health risks.

Study Type

Study Type

Describes the nature of a clinical study. Study types include interventional studies (also called clinical trials), observational studies (including patient registries), and expanded access.
Observational

Enrollment (Actual)

Enrollment

The number of participants in a clinical study. The "anticipated" enrollment is the target number of participants that the researchers need for the study.
90

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • Argentina
      • Ciudad Autonoma de Bs As, Argentina, 1426
      • Ciudad de Buenos Aires, Argentina, C1405BOA
  • Canada
    • Nova Scotia
      • Kentville, Nova Scotia, Canada, B4N 4K9
  • France
      • Paris, France, 75015
      • St Etienne, France, 42055
  • Italy
    • Lazio
      • Roma, Lazio, Italy, 00165
    • Sicilia
      • Palermo, Sicilia, Italy, 90127
  • Spain
      • Barcelona, Spain, 08009
  • United Kingdom
      • London, United Kingdom, W1W 7EJ
      • Redruth, United Kingdom, TR15 2SP
  • United States
    • Arizona
      • Tucson, Arizona, United States, 85721
    • North Carolina
      • Durham, North Carolina, United States, 27710

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Eligibility Criteria

The key requirements that people who want to participate in a clinical study must meet or the characteristics they must have. Eligibility criteria consist of both inclusion criteria (which are required for a person to participate in the study) and exclusion criteria (which prevent a person from participating). Types of eligibility criteria include whether a study accepts healthy volunteers, has age or age group requirements, or is limited by sex.

Ages Eligible for Study

12 years to 30 years (Child, Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Sampling Method

Probability Sample

Study Population

Individuals with Down Syndrome

Description

Inclusion Criteria:

  • Males and females, 12 to 30 years of age, with diagnosis of Down Syndrome
  • Down Syndrome subjects meeting clinical diagnostic criteria for generalized anxiety disorders, major depressive disorders, autism spectrum disorder, attention deficit and hyperactivity disorder can participate in the study provided they are on stable medication for at least 8 weeks prior to screening and likely to cooperate and take part successfully in the study assessments

Exclusion Criteria:

  • Subjects with DSM-IV axis I and II psychiatric disorders, except those authorized in the inclusion criteria
  • Subjects who may not be able to comply with the protocol or perform the outcome measures due to significant hearing or visual impairment
  • Subjects with evidence of dementia or meeting clinical diagnosis for dementia
  • Subjects with thyroid dysfunction or diabetes that is not adequately controlled and stabilized on treatment for at least 8 weeks prior to randomization

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

Cohorts and Interventions

Group / Cohort

Group / Cohort

A group or subgroup of participants in an observational study that is assessed for biomedical or health outcomes.
Cohort

What is the study measuring?

Primary Outcome Measures

Primary Outcome Measures

In a clinical study's protocol, the planned outcome measure that is the most important for evaluating the effect of an intervention/treatment. Most clinical studies have one primary outcome measure, but some have more than one.
Outcome Measure
Time Frame
Neurocognitive batteries/tests/scales: Suitability for individuals with Down syndrome assessed by number of tests completed/subjects completing, ceiling/floor effect, variance estimate of baseline/change from baseline
Time Frame: approximately 1.5 years
approximately 1.5 years

Secondary Outcome Measures

Secondary Outcome Measures

In a clinical study's protocol, a planned outcome measure that is not as important as the primary outcome measure for evaluating the effect of an intervention but is still of interest. Most clinical studies have more than one secondary outcome measure.
Outcome Measure
Time Frame
Test/re-test reliability: Changes in test results over 4 weeks
Time Frame: approximately 1.5 years
approximately 1.5 years
Changes in test results over 6 month interval
Time Frame: approximately 1.5 years
approximately 1.5 years
Correlations between test results on functioning, adaptive behavior and cognition and IQ level
Time Frame: approximately 1.5 years
approximately 1.5 years

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Sponsor

The organization or person who initiates the study and who has authority and control over the study.
Hoffmann-La Roche

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

Study Start

The actual date on which the first participant was enrolled in a clinical study. The "anticipated" study start date is the date that the researchers think will be the study start date.
February 1, 2012

Primary Completion (Actual)

Primary Completion

The date on which the last participant in a clinical study was examined or received an intervention to collect final data for the primary outcome measure. Whether the clinical study ended according to the protocol or was terminated does not affect this date. For clinical studies with more than one primary outcome measure with different completion dates, this term refers to the date on which data collection is completed for all the primary outcome measures. The "anticipated" primary completion date is the date that the researchers think will be the primary completion date for the study.
January 1, 2014

Study Completion (Actual)

Study Completion

The date on which the last participant in a clinical study was examined or received an intervention/treatment to collect final data for the primary outcome measures, secondary outcome measures, and adverse events (that is, the last participant's last visit). The "anticipated" study completion date is the date that the researchers think will be the study completion date.
January 1, 2014

Study Registration Dates

First Submitted

First Submitted

The date on which the study sponsor or investigator first submitted a study record to ClinicalTrials.gov. There is typically a delay of a few days between the first submitted date and the record's availability on ClinicalTrials.gov (the first posted date).
March 23, 2012

First Submitted That Met QC Criteria

First Submitted That Met QC Criteria

The date on which the study sponsor or investigator first submits a study record that is consistent with National Library of Medicine (NLM) quality control (QC) review criteria. The sponsor or investigator may need to revise and submit a study record one or more times before NLM's QC review criteria are met. It is the responsibility of the sponsor or investigator to ensure that the study record is consistent with the NLM QC review criteria.
April 18, 2012

First Posted (Estimate)

First Posted

The date on which the study record was first available on ClinicalTrials.gov after National Library of Medicine (NLM) quality control (QC) review has concluded. There is typically a delay of a few days between the date the study sponsor or investigator submitted the study record and the first posted date.
April 19, 2012

Study Record Updates

Last Update Posted (Estimate)

Last Update Posted

The most recent date on which changes to a study record were made available on ClinicalTrials.gov. There may be a delay between when the changes were submitted to ClinicalTrials.gov by the study's sponsor or investigator (the last update submitted date) and the last update posted date.
March 3, 2015

Last Update Submitted That Met QC Criteria

Last Update Submitted That Met QC Criteria

The most recent date on which the study sponsor or investigator submitted changes to a study record that are consistent with National Library of Medicine (NLM) quality control (QC) review criteria. It is the responsibility of the sponsor or investigator to ensure that the study record is consistent with the NLM QC review criteria.
March 2, 2015

Last Verified

Last Verified

The most recent date on which the study sponsor or investigator confirmed the information about a clinical study on ClinicalTrials.gov as accurate and current. If a study with a recruitment status of recruiting; not yet recruiting; or active, not recruiting has not been confirmed within the past 2 years, the study's recruitment status is shown as unknown.
March 1, 2015

More Information

Terms related to this study

Additional Relevant MeSH Terms

Other Study ID Numbers

Other Study ID Numbers

Identifiers or ID numbers other than the NCT number that are assigned to a clinical study by the study's sponsor, funders, or others. These numbers may include unique identifiers from other trial registries and National Institutes of Health grant numbers.
  • BP25612

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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