Prospective, observational, minimal-risk study evaluating decision-making, decisional conflict, intention to undergo complete diagnostic evaluation (CDE), and colonoscopy completion after a positive Shield TM blood-based colorectal cancer screening test result.
The DCaF study uses a prospective, observational design to characterize how patients make decisions following a Shield(+) screening result and to assess real-world adherence to recommended diagnostic colonoscopy. Because the intervention of interest is the patient's naturally occurring decision-making process-not the performance of the test itself-a non-interventional design is methodologically appropriate and minimizes participant burden. Incorporating decision counseling allows systematic evaluation of changes in preference, decisional conflict, and intention, while linkage to real-world evidence (RWE) claims data provides an efficient and objective method for determining colonoscopy completion. This approach enables the study to identify behavioral, clinical, and system-level factors associated with follow-up adherence without altering standard clinical care.
Study Type
OBSERVATIONAL
Enrollment
350
During the decision counseling session, JH research staff will review the Complete Diagnostic Evaluation (CDE) infographic and use an online survey to guide the participant through a telephone encounter that involves the identification of patient goals that are likely to affect their decision to have CDE and not to have CDE.
Jefferson Center
Philadelphia, Pennsylvania, United States
CDE Decisional Conflict
Determine the level of preference for, decisional conflict related to, intention to have CDE following a Shield+ result at baseline and after decision counseling and assess change.
Time frame: From Enrollment to the end of study at 6 months
Factors for CDE Decisional Conflict
Identify factors associated with CDE decisional conflict, intention, and preference following a positive Shield result.
Time frame: From Enrollment to End of Study at 6 months
Factors for Changes in CDE Decisional Conflict
Identify factors associated with change in CDE preference, decisional conflict, intention, and preference.
Time frame: From Enrollment to End of Study at 6 months
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