ESTRO Multidisciplinary Management of Breast Cancer 2017

Results Low risk RCT

Remarks

F-up (yr)

BCS BCS + RT

EORTC 10853

15

31% 18%

NNT:7.7

NSABP 17

17

35% 20%

NNT:6.6

SweDCIS

20

32% 20%

NNT:8.3

UK/NAZ

+/ - Tamoxifen

12

17% 2.6%

NNT:6.9

RTOG9804

Low risk: Grade 1-2, tumorsize < 2.5 cm, margin > 3 mm

7

6.7% 0.9%

NNT: 17.2

03/01/13