# The Prevalence of Helicobacter Pylori in Shanghai, 2013 to 2019

> **NCT04636866** · — · COMPLETED · sponsor: **Shanghai Jiao Tong University School of Medicine** · enrollment: 400000 (actual)

## Conditions studied

- Peptic Ulcer
- Helicobacter Pylori Infection

## Interventions

- **OTHER:** NO intervention

## Key facts

- **NCT ID:** NCT04636866
- **Lead sponsor:** Shanghai Jiao Tong University School of Medicine
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2020-02-10
- **Primary completion:** 2020-07-21
- **Final completion:** 2020-09-16
- **Target enrollment:** 400000 (ACTUAL)
- **Last updated:** 2020-11-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04636866

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04636866, "The Prevalence of Helicobacter Pylori in Shanghai, 2013 to 2019". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04636866. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*