Table 1 Clinical presentations and demographic data of 682 patients with pre-operative diagnosis of ductal carcinoma in situ (DCIS)
N = 682 | Mean ± SD (%) |
|---|---|
Age, year | 52.3 ± 10.1 |
Location | Â |
Right | 328(48.1) |
Left | 354(51.9) |
Biopsy method(N/A = 3) |  |
CNB | 421(62) |
Stereotactic biopsy | 167(24.6) |
Excisional biopsy | 88(12.9) |
MMG | 3(0.4) |
Tumor size, cm | 2.2 ± 2.5 |
Lymph node(N/A = 33) |  |
Positive | 49(7.6) |
Negative | 600(92.4) |
Stage (N/A = 33) |  |
0 | 390(60.1) |
I | 183(28.2) |
II | 65(10.0) |
III | 11(1.7) |
Lymph node stage(N/A = 83) |  |
N0 | 549(91.7) |
N1 | 40(6.7) |
N2 | 7(1.2) |
N3 | 3(0.5) |
Grade(N/A = 74) |  |
I | 76(12.5) |
II | 337(55.4) |
III | 195(32.1) |
ER(N/A = 24) |  |
Positive | 484(73.6) |
Negative | 174(26.4) |
PR(N/A = 33) |  |
Positive | 438(67.5) |
Negative | 211(32.5) |
HER-2(N/A = 203) |  |
Positive | 178(37.2) |
Negative | 301(62.8) |
Post-OP pathology | Â |
DCIS | 412(60.4) |
LCIS | 5(0.7) |
DCIS + LCIS | 7(1.0) |
DCIS + microinvasive | 5(0.7) |
DCIS + tubular carcinoma | 1(0.1) |
DCIS + mucinous carcinoma | 3(0.4) |
IDC + DCIS | 228(33.4) |
IDC | 9(1.3) |
ILC | 1(0.1) |
Other | 11(1.6) |