Table 1 Clinical and pathological characteristics of patients
Characteristic | IDC (n. 2018 pts) | ILC (n. 315 pts) | P value |
|---|---|---|---|
N (%) | N (%) | ||
Age at diagnosis | |||
< 50 | 207 (10.3) | 8 (2.5) | < 0.01 |
≥ 50 | 1811 (89.7) | 307 (97.5) | |
Pathological tumor size | |||
T1 | 1271 (62.9) | 201 (63.8) | |
T2 | 689 (34.1) | 92 (29.2) | < 0.01 |
T3 | 58 (2.9) | 22 (6.9) | |
Tumor Grade | |||
G1 | 365 (18.1) | 43 (13.7) | |
G2 | 1199 (59.4) | 211 (66.9) | < 0.01 |
G3 | 454 (22.5) | 61 (19.4) | |
Molecular subtype | |||
Luminal A | 594 (29.4) | 132 (41.9) | |
Luminal B | 917 (45.4) | 152 (48.2) | < 0.001 |
HER2 enriched | 263 (13.1) | 13 (4.1) | |
TNBC | 244 (12.1) | 18 (5.7) | |
Surgical treatment | |||
Breast conservative surgery | 1427 (70,7) | 218 (69.2) | 0.89 |
Total Mastectomy | 591 (29.3) | 97 (30.8) | |
Number of resected SLNs | |||
Average number | 3.9 | 4.2 | 0.72 |
Range | 5-Jan | 1–7 |