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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT04818476
Registration number
NCT04818476
Ethics application status
Date submitted
24/03/2021
Date registered
26/03/2021
Titles & IDs
Public title
Outcomes of Endoscopically Resected High-risk Mucosal and Low- and High-risk Submucosal Adenocarcinoma Arising in Barrett's Esophagus
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Scientific title
Outcomes of Endoscopically Resected High-risk Mucosal Adenocarcinoma and Low- and High-risk Submucosal Adenocarcinoma Arising in Barrett's Esophagus: an International Multicenter Retrospective Cohort Study
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Secondary ID [1]
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x
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Barrett Esophagus
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Adenocarcinoma Esophagus
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Submucosal Esophageal Adenocarcinoma
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High-risk Mucosal Esophageal Adenocarcinoma
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Condition category
Condition code
Oral and Gastrointestinal
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0
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Other diseases of the mouth, teeth, oesophagus, digestive system including liver and colon
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Cancer
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0
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Oesophageal (gullet)
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Intervention/exposure
Study type
Observational
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Patient registry
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Target follow-up duration
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Target follow-up type
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Description of intervention(s) / exposure
Treatment: Surgery - diagnostic endoscopic resection
HR-T1a - Patients who weretreated by radical endoscopic resection for a high-risk mucosal EAC (HR-T1a N0M0)
LR-T1b - Patients who were treated by radical endoscopic resection for a low-risk submucosal EAC (LR-T1b N0M0)
HR-T1b - Patients who were treated by radical endoscopic resection for a high-risk submucosal EAC (HR-T1b N0M0)
Treatment: Surgery: diagnostic endoscopic resection
diagnostic endoscopic resection
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Intervention code [1]
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Treatment: Surgery
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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lymph node metastasis rate
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Assessment method [1]
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Confirmed by cytology and/or histology by performing FNA during EUS or biopsies
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Timepoint [1]
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10 years
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Primary outcome [2]
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distant metastasis rate
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Assessment method [2]
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Primary tumor of distant metastasis should be histopathologically evalueted by taking biopsies.
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Timepoint [2]
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10 years
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Primary outcome [3]
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disease-specific mortality
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Assessment method [3]
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Disease specific mortality is decribed as mortality directly linked to the esophageal adenocarcinoma (i.e., metastasized EAC, metastasized disease with a simultaneously primary cancer present and it cannot be ruled out (based on histology) that the metastases are related to the other primary cancer, death due to complications of the endoscopic procedure, death due to complications after surgery or CRT, no clear cause of death in patients who have metastases or untreated local recurrence). If patients are diagnosed with distant metastases, and subsequently die of a non-tumor related cause, patients will still be documented as tumor-related death. Will be measured in number of patients and percentages. Survival analysis using Kaplan Meier will be performed.
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Timepoint [3]
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10 years
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Primary outcome [4]
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overall mortality
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Assessment method [4]
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Overall mortality of study population (tumor-related + non-tumor-related deaths). Measured in numbers and percentages, survival analysis (KM).
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Timepoint [4]
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10 years
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Eligibility
Key inclusion criteria
1. Males or females, all ages
2. Endoscopic resection of a histologically proven high risk T1a, low risk T1b EAC, or high risk T1b EAC
3. Between 1/1/2008 and 1/1/2019
4. Endoscopic resection and endoscopic FU (or other treatment after ER) have taken place in the participating center
5. No written or oral refusal to use subject's data
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Minimum age
No limit
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Maximum age
No limit
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Sex
Both males and females
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Can healthy volunteers participate?
No
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Key exclusion criteria
Exclusion Criterium:
Objection against participation in this study
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Study design
Purpose
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Duration
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Selection
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Timing
Retrospective
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Statistical methods / analysis
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Recruitment
Recruitment status
UNKNOWN
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
10/02/2020
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
31/12/2022
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Actual
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Sample size
Target
1000
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Accrual to date
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Final
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Recruitment in Australia
Recruitment state(s)
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Recruitment hospital [1]
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Westmead hospital - Sydney
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Recruitment postcode(s) [1]
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- Sydney
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Recruitment outside Australia
Country [1]
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Belgium
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State/province [1]
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Leuven
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Country [2]
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France
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State/province [2]
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Nantes
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Country [3]
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Germany
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State/province [3]
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Augsburg
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Country [4]
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Germany
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State/province [4]
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Duesseldorf
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Country [5]
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Germany
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State/province [5]
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Münich
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Country [6]
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Germany
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State/province [6]
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Regensburg
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Country [7]
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Netherlands
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State/province [7]
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Amsterdam
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Country [8]
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Netherlands
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State/province [8]
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Eindhoven
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Country [9]
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Netherlands
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State/province [9]
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Groningen
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Country [10]
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Netherlands
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State/province [10]
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Nieuwegein
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Country [11]
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Netherlands
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State/province [11]
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Rotterdam
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Country [12]
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Netherlands
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State/province [12]
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The Hague
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Country [13]
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Netherlands
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State/province [13]
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Zwolle
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Country [14]
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Switzerland
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State/province [14]
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Zürich
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Country [15]
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United Kingdom
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State/province [15]
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London
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Funding & Sponsors
Primary sponsor type
Other
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Name
Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA)
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Address
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Country
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Ethics approval
Ethics application status
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Summary
Brief summary
The purpose of this study is to assess lymph node metastasis rate, distant metastasis rate, disease-specific mortality, and overall mortality in patients with Barrett's related T1b and high risk T1a esophageal adenocarcinoma (EAC) who underwent a diagnostic endoscopic resection.
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Trial website
https://clinicaltrials.gov/study/NCT04818476
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
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R.E. Pouw, MD, PhD
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Address
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Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA)
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Country
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Phone
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Fax
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Email
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Contact person for public queries
Name
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Man Wai Chan, MD
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Address
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Country
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Phone
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(0)20 4442432
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Fax
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Email
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[email protected]
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Contact person for scientific queries
Data sharing statement
Will individual participant data (IPD) for this trial be available (including data dictionaries)?
No
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No/undecided IPD sharing reason/comment
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What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
No documents have been uploaded by study researchers.
Results not provided in
https://clinicaltrials.gov/study/NCT04818476