BreastScreen-based mammography screening in women with a personal history of breast cancer, Western Australian study.

Objective: To evaluate mammography screening outcomes in women with a personal history of breast cancer (PHBC), who have an increased risk of recurrent or new breast cancer, relative to women without PHBC.

Design, Setting And Participants: Retrospective study of 713,191 screening mammograms from two groups of women - those with versus those without PHBC - who participated in the BreastScreen WA program in Western Australia between 1997 and 2006.

Main Outcome Measures: Cancer detection rate (CDR), recall to assessment rate, recall positive predictive value (PPV) for cancer, and distribution of cancer characteristics within and between the two groups.