Response to Booster Doses of Hepatitis B Vaccine in Children and Adolescents
Public ClinicalTrials.gov record NCT00141999. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
An Evaluation of Long-Term Protection Against Hepatitis B Virus Infection: Response of Alaska Native Children and Adolescents Who Received the Primary Recombinant Hepatitis B Vaccine Series Beginning at Birth to an Additional Dose of Vaccine
Study identification
- NCT ID
- NCT00141999
- Recruitment status
- Completed
- Study type
- Observational
- Phase
- Not listed
- Lead sponsor
- Centers for Disease Control and Prevention
- Federal
- Enrollment
- 400 participants
Conditions and interventions
Conditions
Interventions
- hepatitis B vaccine Biological
Biological
Eligibility (public fields only)
- Age range
- 5 Years to 14 Years
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Apr 30, 2001
- Primary completion
- Feb 28, 2005
- Completion
- Feb 29, 2008
- Last update posted
- Sep 26, 2012
2001 – 2008
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Alaska Native Medical Center | Anchorage | Alaska | 99508 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00141999, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Sep 26, 2012 · Synced Jul 22, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00141999 live on ClinicalTrials.gov.