Imaging for early stage breast cancer

Comparison APBI trials

Study

Age <60 y

N+

Grade 3

LR APBI

LR WBI/ Reduced

TARGIT

40% (<64 y)

N+ 1-3 15% N+>3 4%

15% 3.3% (3-y)

1.3% (3-y)

ELIOT

51% N+ 1-3 21% N+>3 6%

20% 4.4% 0.4%

GEC-ESTRO 44% None

9% 1.44% 0.92%

IMPORT LOW

62 y (57-67)

2% 9% 0.5% 1.1%/ 0.2%