Trial

N

Median F/U (yr)

Breast Cancer Mortality NO RT (%)

Breast Cancer Mortality RT (%)

RR

p Value

NSABP B-17 [23] [28]

818

17.25

3.1

4.7

1.44

NS

EORTC 10853 [26]

1010

15.8

5.0

4.0

0.80

NS

UK/ANZ DCIS [25]

811

12.7

2.0

1.5

0.74

NS

SweDCIS [27]

1046

17

4.2

4.1

0.98

NS