Office of Cancer Communications

Building 31,Room 10A24

Bethesda, MD 20892

National Surgical Adjuvant Breast and Bowel Project (NSABP) Breast Cancer Prevention Trial (BCPT)

Cumulative Rates of Breast Cancers

Tamoxifen Reduced Invasive Breast Cancer in All Age Groups

Events Among BCPT Participants

BCPT Design Included Only Women at Increased Risk

Risk Factors in BCPT

Examples of Some Eligible Risk Profiles

U.S. Women Potentially Eligible for BCPT

Benefits and Risks to BCPT Participants Ages 35-49

Benefits and Risks to BCPT Participants Ages 50+

Conclusions