Trends in Intellectual Development in Down Syndrome
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ClinicalTrials.gov Identifier: NCT00954382 |
Recruitment Status
: Unknown
Verified March 2010 by National Taiwan University Hospital.
Recruitment status was: Recruiting
First Posted
: August 7, 2009
Last Update Posted
: March 18, 2010
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Condition or disease |
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Down Syndrome |
Study Type : | Observational |
Estimated Enrollment : | 60 participants |
Time Perspective: | Retrospective |
Official Title: | Trends in Intellectual Development, and Diverging Verbal and Non-verbal Abilities in the Down Syndrome Phenotype |
Study Start Date : | May 2009 |
Estimated Primary Completion Date : | December 2009 |
Estimated Study Completion Date : | December 2010 |

Group/Cohort |
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IQ trend
all subjects
|
- IQ [ Time Frame: 2001-2010 ]
- mental age [ Time Frame: 2001-2010 ]

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Ages Eligible for Study: | 3 Months to 40 Years (Child, Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Sampling Method: | Non-Probability Sample |
Inclusion Criteria:
- Down syndrome with psychological test results
Exclusion Criteria:
- Comorbidity of severe Autism or visual/auditory impairment

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00954382
Contact: Lih-Maan Chang, master | +886-2-23123456 ext 67211 | lmchang@ntu.edu.tw |
Taiwan | |
NTUH | Recruiting |
Taipei, Taiwan, 10041 | |
Contact: Lih-Maan Chang, master +886-2-23123456 ext 67211 lmchang@ntu.edu.tw | |
Principal Investigator: Wuh-Liang Hwu, Ph.D. |
Principal Investigator: | Wuh-Liang Hwu, Ph.D. | NTUH |
Responsible Party: | Hwu Wuh-Liang, Department of Pediatrics and Medical Genetics, NTUH |
ClinicalTrials.gov Identifier: | NCT00954382 History of Changes |
Other Study ID Numbers: |
200904037R |
First Posted: | August 7, 2009 Key Record Dates |
Last Update Posted: | March 18, 2010 |
Last Verified: | March 2010 |
Keywords provided by National Taiwan University Hospital:
Down syndrome IQ mental age neuropsychological function |
Additional relevant MeSH terms:
Syndrome Down Syndrome Disease Pathologic Processes Intellectual Disability Neurobehavioral Manifestations |
Neurologic Manifestations Nervous System Diseases Abnormalities, Multiple Congenital Abnormalities Chromosome Disorders Genetic Diseases, Inborn |