Epidemiology of H. Pylori Transmission

Status Completed

Clinical Trial Summary

This observational epidemiologic study with nested cross-sectional and longitudinal aims will evaluate host immune response to mixed chronic infections (Helicobacter pylori, latent tuberculosis, intestinal helminthiasis) in recent US immigrants.

Clinical Trial Description

1750 clinically-well, adult (age 18-55 years), recent immigrants (<2 years U.S. residence), referred through cooperating public health clinics in the Santa Clara Valley area, CA will be screened for H. pylori, helminth, and latent tuberculosis infections ["Screening" population]. Of these 1750, 426 will be selected for more intensive study (Cohort population), 105 of whom will receive baseline endoscopy. Of those selected for the cohort, 300 are expected to complete a 9-month follow-up assessment, 75 of whom are expected to undergo a second follow-up endoscopy. ;

Study Design

Observational Model: Cohort, Time Perspective: Prospective

Related Conditions & MeSH terms

Clinical Trial Details

NCT number	NCT02740140
Study type	Observational
Source	Stanford University
Contact
Status	Completed
Phase	N/A
Start date	June 2008
Completion date	July 2013

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