A pilot study of delineation of the horizontal extent of gastric cancer by Helicobacter pylori eradication or non-eradication.

Not Applicable

• Conditions: gastric cancer

• Registration Number: JPRN-UMIN000016700
• Lead Sponsor: Ishikawa prefectural central hospital

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2015-03-03
• Last Update Posted: 17 October 2023

Recruitment & Eligibility

• Status: Pending
• Sex: All
• Target Recruitment: Not specified

Inclusion Criteria

Not provided

Exclusion Criteria

(a)Patients who had undergone gastrectomy. (b)Patients in whom a gastric cancer is located in the junction of the esophagus and the stomach. (c)At the time of registration, HP-negative patients who have not had HP eradication. (d)At the time of registration, HP-negative patients in whom HP eradication is unidentified. (e)Patients who do not give informed consent.

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
The proportion of the delineation of the gastric cancer according to HP eradication or non-eradication that we able to diagnose exactly.

Secondary Outcome Measures

Name	Time	Method
The proportion of the delineation of the gastric cancer according to a period of HP eradication that we were able to diagnose exactly. Frequency of the metachronous gastric cancers according to HP eradication or non-eradication. The proportion of the gastric cancer that fullfill tumor indication for endoscopic resection of Japanese gastric cancer treatment guidelines 2010 in semiannual surveillance after ESD. In addition, we will conduct exploratory and comprehensive analyses.