Characteristic | Negative (N = 771)a | Positive (N = 842)a | Suspect (N=154)a |
---|---|---|---|
Age (years) | 50 (13) | 61 (14) | 57 (13) |
Side | |||
Right | 373 (48%) | 383 (45%) | 71 (46%) |
Left | 398 (52%) | 459 (55%) | 83 (54%) |
Size (mm) | 15 (37) | 28 (41) | 17 (15) |
ACR* | |||
1 | 4 (1%) | 1 (0.1%) | 0 (0%) |
2 | 97 (12.5%) | 3 (0.4%) | 0 (0%) |
3 | 440 (57%) | 13 (1.5%) | 12 (8%) |
4 | 188 (24.5%) | 177 (21%) | 62 (41%) |
5 | 39 (5%) | 643 (77%) | 78 (51%) |
Unknown | 3 | 5 | 2 |
Echoguided | 626 (81%) | 342 (41%) | 96 (62%) |
Infiltrating canal carcinoma | 22 (2.9%) | 707 (84%) | 98 (64%) |
Unknown | 2 | 0 | 0 |
Intracanalar carcinoma | 8 (1.0%) | 161 (19%) | 33 (21%) |
Infiltrating lobular carcinoma | 9 (1.2%) | 95 (11%) | 20 (13%) |
Lobular carcinoma in situ | 5 (0.6%) | 17 (2.0%) | 8 (5.2%) |
Disease status | |||
Benign histology | 115 (15%) | 1 (0.1%) | 31 (20%) |
Malignant histology | 24 (2.9%) | 803 (95.5%) | 120 (78%) |
Benign follow-up | 471 (61%) | 0 (0%) | 1 (0.5%) |
Malignant follow-up | 1 (0.1%) | 12 (1.4%) | 0 (0%) |
Lost to follow-up | 160 (21%) | 26 (3%) | 2 (1.5%) |