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MinorPrimary completion moved earlier from Dec 31, 2028 to Mar 31, 2028
Study completion moved earlier from Dec 31, 2030 to Dec 31, 2029
v42
Minor11 versionsRe-verified since Aug 15, 2025, no change to tracked fieldsv31-v41
NotablePrimary completion date: Dec 31, 2030 to Dec 31, 2028
Trial status: Recruiting to Active, Not Recruiting
Enrollment target: 128905 to 108508
Site details revised at 149 of 149 sites
v30
MinorStudy sites: 132 to 149v29
MinorRe-verified, no change to tracked fieldsv28
Show 26 earlier versionsHide 26 earlier versions
NotableStart date: Jul 6, 2017 to Sep 28, 2017v27
Minor2 versionsRe-verified since Jun 8, 2022, no change to tracked fieldsv25-v26
MinorEnrollment target: 164946 to 128905
Eligibility criteria shortened, about 13 words
Study description expanded, about 1 word
v24
MinorStudy sites: 130 to 132v23
MinorStudy sites: 114 to 130v22
NotablePrimary completion date: Aug 1, 2025 to Dec 31, 2030
Study completion date: Aug 1, 2030 to Dec 31, 2030
v21
MinorStudy sites: 113 to 114v20
MinorStudy sites: 105 to 113v19
MinorStudy sites: 83 to 105v18
MinorStudy sites: 65 to 83v17
MinorStudy sites: 45 to 65v16
MinorCollaborators: 1 to 2v15
MinorStudy sites: 39 to 45v14
MinorStudy sites: 36 to 39v13
MinorStudy sites: 32 to 36v12
MinorStudy sites: 29 to 32v11
MinorStudy sites: 21 to 29v10
MinorStudy sites: 14 to 21v9
MinorStudy sites: 9 to 14v8
MinorStudy sites: 6 to 9v7
NotablePrimary completion date: Aug 1, 2030 to Aug 1, 2025v6
MinorRe-verified, no change to tracked fieldsv5
MinorStudy sites: 1 to 6v4
MinorSite contact updatedv3
MinorRe-verified, no change to tracked fieldsv2
MinorStudy 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Stopped: an ongoing trial was terminated, suspended or withdrawn.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.
This randomized phase III trial studies digital tomosynthesis mammography and digital mammography in screening patients for breast cancer. Screening for breast cancer with tomosynthesis mammography may be superior to digital mammography for breast cancer screening and may help reduce the need for additional imaging or treatment.