
Welcome to COMPPARE
A Prospective Comparative Study of Outcomes with Proton and Photon Radiation in Prostate Cancer. Patient enrollment in COMPPARE closed October 31, 2022.
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What’s Next for COMPPARE?
Patient accrual has closed. Now, it’s up to participants to continue to complete COMPPARE’s Quality of Life and Side Effects Follow-up…

COMPPARE Completes Patient Enrollment
After four years and 2,524 enrolled patients, the COMPPARE team officially closed patient accrual to the study on October 31, 2022 at 11:59 p.m…

COMPPARE Enrolls 1,000th Photon Patient
The COMPPARE Coordinating Center announced today that the study has enrolled its 1,000th photon prostate cancer patient to reach 67% of its photon…

For participants
About COMPPARE
Study goals and details.

Particpant Information
Updates and resources for patients.

Meet the Team
COMPPARE clinicians, researchers, patients, and other stakeholders

For Healthcare providers
Consortium Materials
Study-specific materials and other information.
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Privately and publicly funded clinical studies conducted around the world.
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