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Observational Study of Sub-populations From Cologuard Post-Approval Study (2014-01)

Observational Study of Sub-populations From A Longitudinal Study of Cologuard in an Average Risk Population Assessing a Three Year Test Interval/Protocol 2014-01 Post-Approval Study

Status
Terminated
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT03705013
Enrollment
51
Registered
2018-10-15
Start date
2018-10-30
Completion date
2019-11-16
Last updated
2020-04-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Colorectal Cancer

Keywords

Cologuard

Brief summary

The primary endpoint is to obtain longitudinal information on four sub-populations from the Cologuard Post-Approval Study.

Detailed description

Subjects who consented to enroll in Exact Sciences Protocol 2014-01, that fit one of the following sub-populations, will be asked to participate in the sub-study. Population 1 includes those whose Cologuard T0 result was positive and colonoscopy result was negative. Population 2 includes those whose Cologuard T0 result was positive and subject declined to complete a colonoscopy per protocol. Population 3 includes those whose Cologuard result at T3 was positive and colonoscopy result at T3 was negative. Population 4 includes those whose Cologuard result at T3 was positive and subject declined to complete a colonoscopy per protocol. Subjects that enrolled in the Exact Sciences Protocol 2014-01, who provided written informed consent to participate in this sub-study, will asked to complete the Follow-Up Questionnaire during a phone interview.

Interventions

Observational

Sponsors

Exact Sciences Corporation
Lead SponsorINDUSTRY

Study design

Observational model
COHORT
Time perspective
RETROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
50 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Subject falls into one of the 4 sub-populations * Willing to provide informed consent

Exclusion criteria

* Death * Investigator/sponsor decision * Subject withdrew consent

Design outcomes

Primary

MeasureTime frameDescription
The number of subjects with discordant results that can be attributed to intercurrent disease3 years after positive Cologuard resultA medical chart review and phone interview will be conducted for each subject. The Follow-Up Questionnaire will be completed during the phone interview.

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026