Try our beta test site
IMPORTANT: Listing of a study on this site does not reflect endorsement by the National Institutes of Health. Talk with a trusted healthcare professional before volunteering for a study. Read more...

The Preventive Effect of Helicobacter Pylori Eradication on the Development of Gastric Cancer

This study is ongoing, but not recruiting participants.
Information provided by (Responsible Party):
Akira Horiuchi, Showa Inan General Hospital Identifier:
First received: January 8, 2008
Last updated: April 28, 2017
Last verified: April 2017
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.

Helicobacter Pylori
Gastric Cancer
Medical Care Cost

Study Type: Observational
Study Design: Observational Model: Cohort
Time Perspective: Prospective
Official Title: The Effect of Helicobacter Pylori Eradication on the Development of Gastric Cancer and the Medical Care Cost in Iijima Town

Resource links provided by NLM:

Further study details as provided by Akira Horiuchi, Showa Inan General Hospital:

Primary Outcome Measures:
  • the annual incidence of gastric cancer in Iijima town [ Time Frame: 10 years ]

Secondary Outcome Measures:
  • The annual medical care cost in Iijima town [ Time Frame: 10 years ]

Biospecimen Retention:   Samples Without DNA

Enrollment: 3000
Study Start Date: September 2007
Estimated Study Completion Date: August 2017
Estimated Primary Completion Date: August 2017 (Final data collection date for primary outcome measure)
HP eradication group
No eradication group
No Hp group


Ages Eligible for Study:   19 Years to 69 Years   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes
Sampling Method:   Non-Probability Sample
Study Population
People who live in Iijima town

Inclusion Criteria:

  • People who live in Iijima town at their age of 19 to 69 years
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT00596401

Showa Inan General hospital
Komagane, Nagano, Japan, 399-4191
Sponsors and Collaborators
Showa Inan General Hospital
Study Director: Akira Horiuchi, M.D. Showa Inan General Hospital
  More Information

Responsible Party: Akira Horiuchi, Digestive Disease Center, Showa Inan General Hospital Identifier: NCT00596401     History of Changes
Other Study ID Numbers: sihp20076
Study First Received: January 8, 2008
Last Updated: April 28, 2017

Additional relevant MeSH terms:
Stomach Neoplasms
Gastrointestinal Neoplasms
Digestive System Neoplasms
Neoplasms by Site
Digestive System Diseases
Gastrointestinal Diseases
Stomach Diseases processed this record on May 25, 2017