NotablePrimary completion pushed from Jul 2002 to Jan 1, 2022v19Show 4 more changesShow less
Trial completed
Study completion moved earlier from Dec 2027 to Jun 25, 2026
Enrollment target: 158 to 157
Start date: May 1995 to May 15, 1995
MinorStudy completion date: Nov 2025 to Dec 2027
Publications: details revised at 2 of 2 entries
v18
MinorStudy completion date: Nov 2024 to Nov 2025
Publications: details revised at 2 of 2 entries
v17
MinorStudy completion date: Nov 2023 to Nov 2024v16
MinorSecondary endpoints: details revised at 1 of 1 entryv15
Show 13 earlier versionsHide 13 earlier versions
2 versionsRe-verified since Jul 14, 2022, no change to tracked fieldsv13-v14
MinorStudy completion date: Nov 2022 to Nov 2023v12
MinorStudy completion date: Nov 2021 to Nov 2022v11
MinorStudy completion date: Nov 2019 to Nov 2021v10
NotablePhase: Not specified to Phase 2
Trial status: Terminated to Active, Not Recruiting
Study completion date: Apr 2017 to Nov 2019
v9
NotablePhase: Phase 2 to Not specifiedv8
StoppedTrial status: Active, Not Recruiting to TerminatedSponsor's reason: The pre-specified stopping boundary was reached.v7Show 6 more changesShow less
Enrollment target: 200 to 158
Study completion date: Apr 2016 to Apr 2017
Interventions: Wide Excision of DCIS (Procedure) to Observation (Other)
Eligibility criteria expanded, about 135 words
Study description expanded, about 24 words
Study sites revised (2)
MinorStudy arms: 0 to 1v6
MinorStudy completion date: Apr 2015 to Apr 2016v5
MinorStudy completion date: Apr 2010 to Apr 2015v4
MinorStudy completion date: Jul 2008 to Apr 2010v3
MinorPrimary completion date: Jul 2002
Study completion date: Jul 2008
Secondary endpoints: details revised at 1 of 1 entry
v2
Study First Submitted
Stopped: an ongoing trial was terminated, suspended or withdrawn.
Notable: the trial’s plan changed such as a big move in its timeline or size, a new primary endpoint, sponsor or phase, or recruiting opened or resumed.
Minor: routine progress and housekeeping, such as sites added or enrollment closed.
The purpose of this study is to determine if wide excision (surgical removal) alone is adequate treatment for small, grade 1 or 2 ductal carcinoma in situ (DCIS) of the breast.
Trial Details
NCT Number
NCT00165256
Lead Sponsor
Dana-Farber Cancer Institute Collaborators: Brigham and Women's Hospital, Massachusetts General Hospital, Beth Israel Deaconess Medical Center