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Screening og behandling af Helicobacter Pylori i den udsatte lokalsamfund i South Florida - MÅL 2

13. oktober 2026 opdateret af: David Goldberg, University of Miami

Screening og behandling af Helicobacter Pylori i den udsatte befolkning i South Florida - MÅL 2

H. pylori is an infection of the stomach that can cause chronic gastritis, gastric cancer and peptic ulcer disease. The goal of this study is to screen people for this infection and offer treatment for those who test positive for the infection. By treating those who are positive for H. pylori, there is an opportunity to prevent gastritis, peptic ulcer disease, and even gastric cancer.

Studieoversigt

Status

Afsluttet

Betingelser

Intervention / Behandling

Undersøgelsestype

Interventionel

Tilmelding (Faktiske)

50

Fase

  • Fase 4

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiesteder

    • Florida
      • Miami, Florida, Forenede Stater, 33136
        • University of Miami

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

18 år og ældre (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  • Participants in Aim 1 that received a positive result for H. Pylori (HP) testing
  • Participants are advised to only begin re-testing procedures in Aim 2 if they have finished the medication regimen for HP treatment at least 6 weeks ago

Exclusion Criteria:

  • Pregnant women, those who are breastfeeding, or those who are planning to become pregnant/breastfeed

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Sundhedstjenesteforskning
  • Tildeling: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: At-Home Retesting Strategy

Participants who test positive for H. pylori (HP), will receive a kit that contains a PYtest® 14C-Urea Breath Test (TriMed). Participants will complete the retest at-home at least 6 weeks after treatment. Study team will contact the participant to inquire about retesting and the post treatment survey. The kit will include an envelope, materials for the test, and a return form. PYtest® is a quantitative and non-invasive method for the diagnosis of HP. The test is conducted with the swallowing of a urea capsule. If gastric urease from HP is present, the urea is split to form carbon dioxide and ammonia. Ten minutes after the capsule is ingested, a breath sample is collected in a balloon. The balloon is tied and mailed along with the return form to be analyzed by an outside laboratory. The study team will call the participant to provide results. Those who retest positive will be instructed to seek treatment from their primary care provider.

FDA-approved radiolabeled urea capsule used in the PYtest® 14C-Urea Breath Test for non-invasive detection of Helicobacter pylori. Participants ingest the capsule as part of the at-home retesting protocol. If H. pylori is present, gastric urease hydrolyzes the urea, producing radiolabeled carbon dioxide detectable in the breath sample. The capsule is provided in a self-administered kit assembled by the study team and returned to a TriMed-associated lab for analysis.

Aktiv komparator: Standard Care Retesting Strategy

Participants who test positive for H. pylori (HP), will complete their retest in-person with the study team. Study team will contact the participant to inquire about scheduling the retest and the post treatment survey. Retest will be completed in Don Soffer or at one of study's community sites. PYtest® is a urea breath test and is a quantitative and non-invasive method for the diagnosis of HP. The test is conducted with the participant swallowing a urea capsule. If gastric urease from HP is present, the urea is split to form carbon dioxide and ammonia. Ten minutes after the capsule is ingested by the participant, a breath sample is collected in a balloon. This liquid is analyzed on site by the liquid scintillation counter, by the study team. Those who test positive will be instructed to seek treatment for H. pylori infection.

FDA-approved radiolabeled urea capsule used in the PYtest® 14C-Urea Breath Test for non-invasive detection of Helicobacter pylori. In the standard retesting arm, participants ingest the capsule scheduled in-person. Ten minutes after ingestion, a breath sample is collected by clinical staff using a mylar balloon. The sample is sealed, labeled, and sent to a TriMed-associated laboratory for analysis using a liquid scintillation counter. The test detects the presence of H. pylori by measuring radiolabeled carbon dioxide produced by bacterial urease activity. Results are communicated to participants by the study team, and those who test positive are advised to seek treatment from their primary care provider.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Standard vs At-Home Retesting for eradication
Tidsramme: 6 weeks after completion of treatment

Percent of participants who complete at-home retesting, compared to the percent of participants who complete standard retesting, with successful eradication defined as obtaining a negative test result upon retesting.

6 weeks after completion of treatment

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Samarbejdspartnere

Efterforskere

  • Ledende efterforsker: Shria Kumar, MD, University of Miami

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

6. november 2024

Primær færdiggørelse (Faktiske)

14. april 2026

Studieafslutning (Faktiske)

14. april 2026

Datoer for studieregistrering

Først indsendt

30. oktober 2025

Først indsendt, der opfyldte QC-kriterier

30. oktober 2025

Først opslået (Faktiske)

3. november 2025

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

16. oktober 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

13. oktober 2026

Sidst verificeret

1. oktober 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • 20211207-AIM 2

Plan for individuelle deltagerdata (IPD)

Planlægger du at dele individuelle deltagerdata (IPD)?

INGEN

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

Studerer et amerikansk FDA-reguleret lægemiddelprodukt

Ja

Studerer et amerikansk FDA-reguleret enhedsprodukt

Ingen

produkt fremstillet i og eksporteret fra U.S.A.

Ja

Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .