Helicobacter pylori infection
Conditions
Interventions
Index test:IDEA in diagnosing Helicobacter pylori infection status by white-light endoscopy
Sponsors
Cancer Hospital of the University of Chinese Academy of Sciences, Zhejiang Cancer Hospital
Eligibility
Sex/Gender
All
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: 1. Aged over 18 years (including); 2. Patients with sedated gastroscopy; 3. Patients who can read, understand and sign informed consent.
Exclusion criteria
Exclusion criteria: 1. More food, foreign body and bleeding in the stomach obviously affect the observation of gastric mucosa; 2. Large lesions such as advanced cancer and giant ulcer affected gastric mucosa; 3. Incomplete gastric cavity after upper digestive tract operation; 4. Recently taking antibiotics, PPI, bismuth drugs; 5. Data were missing, including missing endoscope pictures and missing 14C-UBT test results.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The accuracy of diagnosing Helicobacter pylori infection;The specificity of diagnosing Helicobacter pylori infection; | — |
Secondary
| Measure | Time frame |
|---|---|
| The sensitivity of diagnosing Helicobacter pylori infection;The positive predictive value of diagnosing Helicobacter pylori infection;The negaitive predictive value of diagnosing Helicobacter pylori infection; | — |
Countries
China
Contacts
Public ContactWang Shi
Cancer Hospital of the University of Chinese Academy of Sciences, Zhejiang Cancer Hospital
Outcome results
None listed