877 / 1708
Schellong et al
CumulaDve incidence
30 years follow up:
16% (95%CI: 10% to 26%)
Age of 40 years:
10% (95% CI: 7%to 16%)
The median SIR for sBC calculated for 25 to 45 year old women
24(range 18-49).
sBC Risk is 24 Gmes higher than in the age-
machted general populaGon
.