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500 patients studied to uncover why colorectal cancer survival varies by region

NCT ID NCT07526090

Knowledge-focused Sponsor: Qianfoshan Hospital 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
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Last updated Jun 27, 2026

Summary

This study looked back at the medical records of 500 people with colorectal cancer from two regions in China. Researchers collected information on patients' backgrounds, lifestyle, and treatments to find patterns that affect survival. The goal was to understand regional differences and build a model to predict outcomes, which could help doctors and public health officials make better decisions.

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

500 people

The number who actually took part.

Started

Jan 2016

Finished

Dec 2020

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

This is a retrospective, cross-sectional, multicenter observational study. The study population includes patients pathologically diagnosed with colorectal adenocarcinoma between January 1, 2016 and December 31, 2020 from medical centers in Xinjiang Uygur Autonomous Region and Shandong Province. Patients aged 18 years and above with complete clinical, pathological, treatment and follow-up data will be included. The study aims to analyze the regional epidemiological characteristics and prognostic factors of colorectal cancer.

Ages

18 to 120 years

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\. Pathologically confirmed colorectal adenocarcinoma. 2\. Patients diagnosed between January 1, 2016 and December 31, 2020. 3\. Age ≥ 18 years old. 4\. Complete clinical, pathological, treatment and follow-up data available. 5\. Patients from medical centers in Xinjiang and Shandong regions. Exclusion Criteria: * 1\. Other pathological types of malignant tumors except colorectal adenocarcinoma. 2\. Patients with incomplete clinical data or lost to follow-up. 3\. Patients with severe organ dysfunction or other malignant tumors that may affect survival. 4\. Age \< 18 years old.

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Conditions

The condition(s) this trial relates to.

colorectal adenocarcinoma colorectal cancer colorectal neoplasm

As listed by the trial registrant

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

Colorectal cancer

Contacts and locations

Locations

  • the Qianfoshan Hospital

    Jinan, Shandong, 250000, China

More trials for these conditions

Other studies related to the condition(s) this trial covers.