Multi-Cancer Detection Observational Study

This study is looking at how Multi-Cancer Detection (MCD) tests, which are designed to find many types of cancer, are being used in real-world medical care. We want to understand both how these tests are used and what their effects are. You may be able to join if you have a Mayo Clinic medical record number, are at least 21 years old, and have recently had or are scheduled to have an MCD test ordered by your doctor. We will be collecting blood samples and asking you to complete surveys about your attitudes and beliefs regarding MCD testing. The study will look at the financial and psychological impact of MCD testing, and how often positive results lead to further action, over a period of up to 5 years.

Study design
This is an observational study, meaning researchers will watch and collect information without giving any specific treatment. The study plans to enroll 500 participants.
What's involved
You will provide up to two blood samples, one initially and another 25-45 days later. You will also complete surveys about your attitudes and beliefs regarding MCD testing.
Compensation
Not stated in the trial record.
Follow-up
Participants will be followed for up to 5 years to assess the financial impact, positive actionable MCD results, and psychological impact of MCD testing.

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NCT06962995

Multi-Cancer Detection Observational Cohort Study

Recruiting
Not specifiedAges 21+Observational
Mayo Clinic
~500 participants
Updated 2026-04-06 on ClinicalTrials.gov
What's tested:Blood SampleSurveys

At a glance

Recruiting sites
3 of 3 listed sites are recruiting right now
RecruitingSuspended, closed, or not yet open
What they're measuring
Financial impact of MCD testing
Measured over Up to 5 years
+3 more outcomes measured
Cancer
3 sites across 3 states
Arizona1
Florida1
Minnesota1
  • Jewel Samadder, MD · PRINCIPAL_INVESTIGATOR · Mayo Clinic

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Eligibility criteria

Inclusion

Has Mayo Clinic medical record number
Has undergone (within last 6 months) or scheduled to undergo a multi-cancer detection test (MCD) as ordered by provider
Able to provide informed consent
≥ 21 years old
Ability to provide blood sample

Exclusion

Individuals who have situations that would limit compliance with the study requirements
Institutionalized (i.e. Federal Medical Prison)
Known pregnancy (self-reported)
Currently undergoing active cancer treatment other than adjuvant hormone therapy
Invasive cancer diagnosis within the last 3 years
  • Financial impact of MCD testingUp to 5 years

    Assessed by types of diagnostic studies ordered as a result of positive MCD test results (e.g., to establish or rule out a cancer diagnosis).

  • Positive actionable MCD resultsUp to 5 years

    Assessed by the number of participants who receive positive MCD results

  • Psychological Impact of MCD TestingBaseline (after receiving MCD results)

    Assessed with the Multidimensional Impact of Cancer Risk Assessment (Adapted MICRA), which asks participants to evaluate their response to MCD test results over the past week. The MICRA consists of 20 items answered on a 4-point scale (Never, Rarely, Sometimes, Often). Higher scores generally indicate higher levels of distress or psychological impact.

  • Change in Patient Satisfaction with MCD TestBaseline; After receiving MCD results (up to 5 years)

    Participants will complete a 3-question survey, "Satisfaction with the Multi-Cancer Detection Test." Items are answered on a 5-point scale (not at all, a little, somewhat, very, extremely).