Imaging for early stage breast cancer

Tumour and margin characteristics for invasive carcinoma with additional DCIS included.

Tumour-free margins

Focally- involved margins 1021 (11·0 %)

Tumour- involved margins

Total (in group percentage)

p-value

All specimens

7757 (83·6%)

498 (5·4%)

9276 (100%)

Year 2012 2013

0·925 1

3343 (83·5%) 4414 (83·7%)

442 (11·0%) 579 (11·0%)

219 (5·5%) 279 (5·3%)

4004 (43·2%) 5272 (56·8%)

Excision Method Without Localization With Localization

0·010 1

5667 (83·5%) 2090 (83·9%)

727 (10·7%) 294 (11·8%)

391 (5·8%) 107 (4·3%)

6785 (73·1%) 2491 (26·9%)

Tumour type IDC ILC Other Tumour Stage T1 T2 T3

<0·001 1

6569 (84·4%) 615 (73·9%) 573 (86·4%)

842 (10·8%) 124 (14·9%) 55 (8·3%)

370 (4·8%) 93 (11·2%) 35 (5·3%)

7781 (83·9%) 832 (9·0%) 663 (7·1%)

<0·001 2

6179 (85·5%) 1571 (77·7%) 7 (26·9%)

742 (10·3%) 274 (13·6%) 5 (19·2%)

308 (4·3%) 176 (8·7%) 14 (53·8%)

7229 (77·9%) 2021 (21·8%) 26 (0·3%)

Median Greatest tumour diameter in cm (range ; SD) Median Age in years (range ; SD) Median Lumpectomy Volume in cc (range ; SD) Median CRR (range ; SD)

<0·001 4

1·30 (0·1-7·5 ; 0·71)

1·50 (0·1-5·2 ; 0·82)

1·60 (0·1- 10·0 ; 1·19)

1·40 (0·1-10·0 ; 0·77)

0·016 3

62 (24-97 ; 10·81)

62 (28-89 ; 10·80)

60 (26-93 ; 11·80)

62 (24-97 ; 10·87)

<0·001 4

47·12 (1-807 ; 49·58)

41·23 (3-485 ; 45·45)

39·00 (1-495 ; 49·34)

46 (1 – 807 ; 49·18)

<0·001 4

2·41 (0·10- 104·17 ; 3·22)

2·04 (0·25- 45·74 ; 2·87)

1·73 (0·36- 69·00 ; 3·89)

2·32 (0·10 - 104·17 ; 3·23)

23