Proportion of Patients With Ductal Carcinoma In Situ That Qualify for Observation Criteria Set Forth by Clinical Trials.

Background: The COMET, LORD, and LORIS clinical trials are investigating the role of active surveillance in low-risk ductal carcinoma in situ (DCIS). The objective of this study was to identify the proportion of patients eligible for these trials amongst a cohort of patients treated at our institution.

Methods: Retrospective chart review was performed of patients diagnosed with DCIS who were treated from 2013 to 2022.