Improving colorectal cancer screening with blood tests

SMARTER: Using Blood Samples to iMprove FIT-bAsed coloRecTal cancEr scReening

Observational Vejle Hospital · NCT06714318

This study is testing whether blood tests can improve colorectal cancer screening for people aged 50-74 in Denmark by reducing unnecessary colonoscopies.

Quick facts

Study typeObservational
Enrollment1000 (estimated)
Ages50 Years to 74 Years
SexAll
SponsorVejle Hospital Academic / other
Locations2 sites (Aabenraa and 1 other locations)
Trial IDNCT06714318 on ClinicalTrials.gov

What this trial studies

This project investigates the potential of using blood tests to enhance colorectal cancer screening, aiming to reduce unnecessary colonoscopies. Currently, individuals aged 50-74 in Denmark are invited to participate in a screening program that often leads to over a third of colonoscopies being unnecessary. By identifying blood biomarkers, the study seeks to determine individuals at very low risk of colorectal cancer after a positive stool test, thereby personalizing and optimizing the screening process. The goal is to alleviate the burden on healthcare resources while minimizing unpleasant procedures for patients.

Who should consider this trial

Good fit: Ideal candidates are individuals aged 50-74 who are participating in the colorectal cancer screening program.

Not a fit: Patients who have not completed a colonoscopy or have a colorectal cancer obstruction may not benefit from this study.

Why it matters

Potential benefit: If successful, this approach could significantly reduce the number of unnecessary colonoscopies for patients.

How similar studies have performed: While the approach of using blood tests for screening is innovative, similar studies have shown promise in enhancing screening accuracy and reducing unnecessary procedures.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Participation in the colorectal cancer screening program.

Exclusion Criteria:

* Participants are excluded if a colonoscopy is not completed unless this is due to a colorectal cancer obstruction.

Where this trial is running

Aabenraa and 1 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Colorectal Cancer
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.