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Colorectal CancerreconAAsenseNCT05636085

Clinical Performance of the Mainz Biomed Colorectal Cancer Screening Test for Colorectal Cancer and Advanced Adenoma

An observational study of Colorectal Cancer and Colorectal Neoplasms, run by Mainz Biomed.

Not yet recruiting

Opening soon. The study is approved but enrolment has not started yet. Sites may already take enquiries.

Sites and contacts
Official record
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Trial summary

This study is to determine how the Mainz Biomed Colorectal Cancer Screening Test works when used in people aged ≥45 years of age and at an average risk of developing colorectal cancer. Read more about this study

Who is it for?
Ages 45 years and olderHealthy volunteers can take part
What is being tested?
Mainz Biomed Colorectal Cancer Screening Test
Type of treatment
Medical device
How many people
15,000 participants
Where
No sites listed yet
Study dates
31 Dec 2025to 1 Sep 2027
Phase
Observational
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 45 years and older
  • All sexes
  • Healthy volunteers accepted
  • Adult, Older adult

Study population: Subjects that have been advised to have or are scheduled for a screening colonoscopy.

Who may be able to join

  • Subject is any sex and ≥45 years of age
  • Subject must be advised to have or be scheduled for a screening colonoscopy
  • Subject is at average risk for colorectal cancer according to the United States Preventive Services Task Force (USPSTF) guidelines, including:
  • no prior diagnosis of colorectal cancer, adenomatous polyps, or inflammatory bowel disease
  • no personal diagnosis or family history of known genetic disorders that predispose them to a high lifetime risk of colorectal cancer including:
  • Inflammatory bowel disease (IBD) including chronic ulcerative colitis (CUC) and Crohn's disease
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  • Familial adenomatous polyposis (also referred to as "FAP", including attenuated FAP)
  • Hereditary non-polyposis colorectal cancer syndrome (also referred to as "HNPCC" or "Lynch Syndrome")
  • Other hereditary cancer syndromes including but are not limited to Peutz-Jeghers Syndrome, MYH-Associated Polyposis (MAP), Gardner's Syndrome, Turcot's (or Crail's) Syndrome, Cowden's Syndrome, Juvenile Polyposis, Neurofibromatosis and Familial Hyperplastic Polyposis
  • Cronkhite Canada Syndrome
  • Subject can understand the study procedures and is able to provide consent to participate in the study and authorizes release of relevant protected health information through reviewing and consenting to a Health Insurance Portability and Accountability Act (HIPAA) medical release form
  • Subject is able and willing to provide stool samples within ninety (90) days before the colonoscopy procedure
  • Subject is able and willing to undergo a colonoscopy after providing a stool sample

Who cannot join

  • Subject had any precancerous findings on most recent colonoscopy.
  • Subject has a history of abnormal imaging suggesting colorectal cancer (e.g., colonography, MRI, CT, barium enema)
  • Subject has a history of any of the following cancers: oral, head and neck, lung, esophagus, gastric, biliary/liver, pancreatic, small bowel, or appendiceal
  • Subject has had a positive non-invasive screening diagnostic within the associated recommended intervals
  • High-sensitivity fecal occult blood test or fecal immunochemical test within the previous twelve (12) months
  • sDNA-FIT test within the previous thirty-six (36) months
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  • Subject has had a colonoscopy in the previous nine (9) years
  • Subject has had a prior colorectal resection for any reason other than sigmoid diverticular disease
  • Indication for colonoscopy due to overt rectal bleeding (e.g., hematochezia or melena) within the previous thirty (30) days
  • Subject has any condition that in the opinion of the investigator should preclude participation in the study

Trial locations and contacts

No sites are listed yet. Contact the study team or a site near you to ask about taking part.

About this study

Official title: Clinical Performance of the Mainz Biomed Colorectal Cancer Screening Test for the Detection of Colorectal Cancer and Advanced Adenoma in an Average Risk Population

This study is to determine how the Mainz Biomed Colorectal Cancer Screening Test works when used in people aged ≥45 years of age and at an average risk of developing colorectal cancer.

Read the detailed description

This study is to validate the clinical performance for the Mainz Biomed Colorectal Cancer Screening Test in an average risk population aged ≥45 years of age.

Stool samples will be collected from subjects ≥45 years of age, of average risk for colon cancer, and scheduled to have a screening colonoscopy. The samples will be collected prior to colonoscopy and will be tested with the Mainz Biomed Colorectal Cancer Screening Test. The results will be compared with colonoscopy results to determine test performance.

Being tested
Mainz Biomed Colorectal Cancer Screening Test
Medical subject headings
Colorectal Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Mainz Biomed Colorectal Cancer Screening TestDevice

    There is no intervention.

Study groups in NCT05636085
Study groupRoleWhat they receive
Eligible subjectsSubjects ≥45 years of age and at average risk of colorectal cancer.
Receives: Device: Mainz Biomed Colorectal Cancer Screening Test

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Sensitivity Colorectal Cancer

    Sensitivity of the Mainz Biomed Colorectal Cancer Screening Test for Colorectal Cancer

    Measured: 18 to 24 months

  2. Sensitivity Advanced Adenoma

    Sensitivity of the Mainz Biomed Colorectal Cancer Screening Test for Advanced Adenoma

    Measured: 18 to 24 months

  3. Specificity

    Specificity of the Mainz Biomed Colorectal Cancer Screening Test for Advanced Neoplasia

    Measured: 18 to 24 months

Secondary outcomes (1)
  1. Positive predictive value and negative predictive value

    Determine the positive predictive value and negative predictive value for the Mainz Biomed Colorectal Cancer Screening Test for Colorectal Cancer, Advanced Adenoma, and Advanced Neoplasia

    Measured: 18 to 24 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted5 Dec 2022
  2. Study start31 Dec 2025 (estimated)
  3. Primary completion30 Jun 2027 (estimated)
  4. Study completion1 Sep 2027 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Case only
Time perspective
Prospective
Enrolment
15,000 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05636085
Sponsor's protocol ID
MNZ-CRC-001
Acronym
reconAAsense
Status last verified
Mar 2025
First submitted
23 Nov 2022
Last updated
5 Mar 2025
Results posted
No
Data monitoring committee
No
FDA-regulated device
Yes
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

An observational study of Colorectal Cancer and Colorectal Neoplasms, run by Mainz Biomed.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 13 inclusion and 10 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: opening soon, as of the sponsor's last update on 5 Mar 2025. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

Contact Lena Krammes, PhD (+49 (0) 613126514-18, lena.krammes@mainzbiomed.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Sensitivity Colorectal Cancer (time frame: 18 to 24 months). The study lists 3 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 5 Mar 2025.

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