Investigation of H.pylori prevalence and its spontaneous eradication rate in gastric cancer patients for gastrectomy: A prospective study

Investigation of H.pylori prevalence and its spontaneous eradication rate in gastric cancer patients for gastrectomy: A prospective study - A prospective study of H.pylori prevalence and spontaneous eradication in patients for gastrectomy

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000020280

Enrollment

1000

Registered

2015-12-19

Start date

2016-01-04

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Gastric cancer

Interventions

H.pylori test before gastrectomy and follow-up one year after gastrectomy for H. pylori positive patients

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1)Pathologically diagnosed as primary gastric adenocarcinoma 2)Planed to complete resection by distal gastrectomy or proximal gastrectomy 3)20 years old or older at the enrollment 4)Document of agreement with eorollment in person

Exclusion criteria

Exclusion criteria: 1)History of gastrectomy 2)Histry of H. pylori treatment 3)Case judged as ineligible by attending physicia

Design outcomes

Primary

Measure	Time frame
Spontaneous eradication rate of H. pylori one year after gastrectomy	—

Secondary

Measure	Time frame
Prevalence of H. pylori before gastrectomy, Overall survival, Relapse free survival	—

Countries

Japan

Contacts

Public ContactTsuyoshi Takahashi

Osaka University Graduate School of Medicine Department of Gastroenterological Surgery

ttakahashi2@gesurg.med.osaka-u.ac.jp81-6-6879-3251

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026