NCT00596401

Brief Summary

Recently, the preventive effect of Helicobacter pylori (Hp) eradication treatment on the incidence of gastric cancer has been reported. By Hp eradication treatment being performed for Hp-infected people in Iijima town, we will evaluate whether the incidence of gastric cancer and/or the medical care cost can be reduced as compared with those in the previous years.

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 Sep 2007

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

September 1, 2007

Completed
4 months until next milestone

First Submitted

Initial submission to the registry

January 8, 2008

Completed
9 days until next milestone

First Posted

Study publicly available on registry

January 17, 2008

Completed
14 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 31, 2021

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 31, 2021

Completed
Last Updated

February 21, 2022

Status Verified

February 1, 2022

Enrollment Period

14.3 years

First QC Date

January 8, 2008

Last Update Submit

February 18, 2022

Conditions

Helicobacter PyloriEradicationGastric CancerMedical Care Cost

Outcome Measures

Primary Outcomes (1)

  • the annual incidence of gastric cancer in Iijima town

    10 years

Secondary Outcomes (1)

  • The annual medical care cost in Iijima town

    10 years

Study Arms (3)

1

HP eradication group

2

No eradication group

3

No Hp group

Eligibility Criteria

Age19 Years - 69 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

People who live in Iijima town

You may qualify if:

  • People who live in Iijima town at their age of 19 to 69 years

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Showa Inan General hospital

Komagane, Nagano, 399-4191, Japan

Location

Biospecimen

Retention: SAMPLES WITHOUT DNA

serum

MeSH Terms

Conditions

Stomach Neoplasms

Condition Hierarchy (Ancestors)

Gastrointestinal NeoplasmsDigestive System NeoplasmsNeoplasms by SiteNeoplasmsDigestive System DiseasesGastrointestinal DiseasesStomach Diseases

Study Officials

  • Akira Horiuchi, M.D.

    Showa Inan General Hospital

    STUDY DIRECTOR

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
PROSPECTIVE
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Digestive Disease Center

Study Record Dates

First Submitted

January 8, 2008

First Posted

January 17, 2008

Study Start

September 1, 2007

Primary Completion

December 31, 2021

Study Completion

December 31, 2021

Last Updated

February 21, 2022

Record last verified: 2022-02

Locations

JP(1)