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Saliva test could predict reflux after esophageal cancer surgery

NCT ID NCT06509022

Knowledge-focused Sponsor: Cancer Institute and Hospital, Chinese Academy of Medical Sciences Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only This study
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This observational study follows 138 people who had surgery for esophageal cancer. Researchers use a saliva test called PEPTEST to measure reflux before and after surgery. The goal is to understand how often reflux happens and what factors, like surgical technique or lifestyle, might affect it. This is not a treatment study, but it could help improve future care.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

What this could lead to
If successful, this study could help identify patients at high risk for reflux after esophageal cancer surgery, leading to better prevention and management strategies.
What could go wrong
This is an observational study, not a treatment trial. It will not directly improve outcomes for participants, and results may not apply to all patients.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

About 138 people

The number the study aims to enrol. It can still change while the study runs.

Started

Mar 2024

Expected to finish

Dec 2026

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

Patients who underwent resection for esophageal cancer were continuously enrolled.

Ages

Children (under 18), adults (18 to 64) and older adults (65 and over)

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Patients who were pathologically diagnosed with esophageal cancer and underwent esophagectomy for esophageal cancer. 2. The patient can communicate in Mandarin. 3. Those who can come to the hospital for review on time. Exclusion Criteria: 1. People with cognitive impairment or mental illness. 2. Complicating other serious life-threatening diseases (such as leukemia or autoimmune diseases). 3. Unwilling to participate in the study.

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Conditions

The condition(s) this trial relates to.

digestive system neoplasm esophageal cancer

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Gastrointestinal neoplasms

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    The full official record for this study. This one lists no contact details, but it is the first place any would appear.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Cancer Institute and Hospital, Chinese Academy of Medical Sciences

    Beijing, China

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