NCT00713752

Brief Summary

The purpose of this study is to establish normal values for neuropsychological testing in HIV negative Thais stratified by age (1 decade) and education (no certificate or primary school certificate, less than high school certificate or vocational certificate, high school certificate or higher vocational certificate or diploma, Bachelor degree or higher.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
494

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Feb 2008

Longer than P75 for all trials

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

February 1, 2008

Completed
5 months until next milestone

First Submitted

Initial submission to the registry

July 8, 2008

Completed
3 days until next milestone

First Posted

Study publicly available on registry

July 11, 2008

Completed
5.4 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2013

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2013

Completed
Last Updated

September 26, 2014

Status Verified

September 1, 2014

Enrollment Period

5.8 years

First QC Date

July 8, 2008

Last Update Submit

September 25, 2014

Conditions

Keywords

HIV-negative

Outcome Measures

Primary Outcomes (1)

  • To establish normal values for neuropsychological testing in HIV negative Thais stratified by age (1 decade) and education

    July 31, 2014

Secondary Outcomes (1)

  • To estimate the learning effect on these test at 6 months and 12 months.

    July 31, 2014

Eligibility Criteria

Age20 Years - 69 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodProbability Sample
Study Population

HIV-negative Thais

You may qualify if:

  • Age 20-69
  • Male or female
  • Negative HIV antibody at screening
  • Have the ability to understand the study and signed the informed consent form

You may not qualify if:

  • Head injury with loss of consciousness greater than 1 hour
  • Current or past illicit drug use or positive drug screen for amphetamine, methamphetamines, cocaine, marijuana, or narcotics
  • Severe illness within 30 days prior to entry
  • Current or recent fevers or meningeal signs.
  • History of pre-existing neurologic disease to include stroke, multiple sclerosis or autoimmune disease.
  • active major depression will be excluded as well - patients with past depression that is controlled and patients with or minor depressive symptoms will be allowed to enroll.
  • Known learning disability including dyslexia
  • Confusion or other signs and symptoms of metabolic encephalopathy or delirium
  • Focal neurological deficit on examination
  • Examining physician's concern that participant may not be able to complete visit requirements.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

SEARCH Thailand

Bangkok, Bangkok, 10330, Thailand

Location

MeSH Terms

Conditions

HIV Infections

Condition Hierarchy (Ancestors)

Blood-Borne InfectionsCommunicable DiseasesInfectionsSexually Transmitted Diseases, ViralSexually Transmitted DiseasesLentivirus InfectionsRetroviridae InfectionsRNA Virus InfectionsVirus DiseasesGenital DiseasesUrogenital DiseasesImmunologic Deficiency SyndromesImmune System Diseases

Study Officials

  • Victor - Valcour, M.D.

    University of Hawaii

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
PROSPECTIVE
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Assoc.Prof.

Study Record Dates

First Submitted

July 8, 2008

First Posted

July 11, 2008

Study Start

February 1, 2008

Primary Completion

December 1, 2013

Study Completion

December 1, 2013

Last Updated

September 26, 2014

Record last verified: 2014-09

Locations