NCT00155623

Brief Summary

The aims of this prospective study are: (1) to prospectively investigate the "true" prevalence rate, the acquisition and spontaneous clearance of H. pylori infection year by year in the population whose ages between seven and fifteen. (2) to explore the risk factors of transmission of H. pylori infection in Taiwan. (This information may be use as the guide for conduction of the national policy of public health and disease prevention.)

Trial Health

87
On Track

Trial Health Score

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

Enrollment
3,000

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Feb 2001

Typical duration 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

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Study Timeline

Key milestones and dates

Study Start

First participant enrolled

February 1, 2001

Completed
2.4 years until next milestone

Study Completion

Last participant's last visit for all outcomes

July 1, 2003

Completed
2.2 years until next milestone

First Submitted

Initial submission to the registry

September 9, 2005

Completed
3 days until next milestone

First Posted

Study publicly available on registry

September 12, 2005

Completed
Last Updated

October 20, 2005

Status Verified

January 1, 2001

First QC Date

September 9, 2005

Last Update Submit

October 19, 2005

Conditions

H. Pylori Infection

Keywords

H. pylori, 13C-urea breath test, serology, epidemiology

Eligibility Criteria

Age6 Years - 60 Years
Sexall
Healthy VolunteersYes
Age GroupsChild (0-17), Adult (18-64)

You may qualify if:

  • Age from 6 to 15 years, both male and female. Teachers as adult control.

You may not qualify if:

  • none

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Department of Internal Medicine, National Taiwan University Hospital

Taipei, 100, Taiwan

Location

Study Officials

  • Jyh-Chin Yang, M.D.

    Department of Internal Medicine, National Taiwan University Hospital

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
observational
Observational Model
DEFINED POPULATION
Time Perspective
PROSPECTIVE
Sponsor Type
OTHER

Study Record Dates

First Submitted

September 9, 2005

First Posted

September 12, 2005

Study Start

February 1, 2001

Study Completion

July 1, 2003

Last Updated

October 20, 2005

Record last verified: 2001-01

Locations

TW(1)