Single Nucleotide Polymorphism (SNP) in Schizophrenia and Schizophrenia Spectrum Disorders: a Population Association Analysis With Hong Kong Chinese

Plain-language summary

This study looks at the relationship between schizophrenia and schizophrenia spectrum disorders and genetic variations called single nucleotide polymorphisms (SNPs), using DNA obtained from blood samples in a Hong Kong Chinese population. People diagnosed with schizophrenia under DSM-IV criteria and healthy controls could take part. This was a study without a phase and has been completed.

The summary above is a plain-language rendering of the official record. The original English title is shown for reference.

Trial details

Phase

N/A

Status

Completed

Sponsor

Hospital Authority, Hong Kong

Intervention

Extraction of 10ml blood sample for extraction of genomic DNA using DNA purification kits

Start date

7/1/2004

Estimated completion

6/1/2006

Countries

China

Related genes

Locations

• Hong Kong, China
• Hong Kong, China
• Hong Kong, China
• Hong Kong, China

Eligibility criteria

Criteria are reproduced from the ClinicalTrials.gov record in the original English. Only the trial team can determine eligibility.

Inclusion Criteria:

(For patients:)

* Diagnosis of schizophrenia under DSM-IV guidelines.

Exclusion Criteria:

(For controls:)

* Subjects who are known to have blood transmitted disease.
* Past or current alcohol and /or substance abuse.
* Past or current major medical and neurological conditions.

(For patients:)

* As for controls, excepr 3. "neurological conditions" does not include schizophrenia.