Table 1 Demographic data of the 415 patients in this study
Characteristics (n = 415) | Number (%) |
|---|---|
Age (y) | 56.1 ± 5.4 years (range, 27–69 years) |
Histologic tumor type | |
Ductal carcinoma in situ | 91 (21.9%) |
Invasive carcinoma | 324 (78.1%) |
Ductal | 289 (89.2%) |
Lobular | 25 (7.7%) |
mucinous carcinomas | 7 (2.2%) |
others | 3 (0.9%) |
Tumor size on surgery (mm) | 18.4 ± 7.1 |
LN metastasis | |
No | 330 (79.5%) |
Yes | 85 (20.5%) |
Hormonal receptor status | |
Triple negative | 47 (11.3%) |
Her2( +) | 159 (38.3%) |
ER/PR( +) | 209 (50.4%) |
Adjuvant/neoadjuvant chemotherapy | |
Yes | 215 (51.8%) |
no | 200 (48.2%) |