Table 1 Patient characteristics and treatment
From: Adjuvant chemotherapy of pT1a and pT1b breast carcinoma: results from the NEMESI study
Total (pT1a and pT1b) | pT1a | pT1b | |
|---|---|---|---|
N. of patients | 402 | 82 | 320 |
Distribution by age | |||
18–34 | 7 (1.7%) | 2 (2.4%) | 5 (1.6%) |
35–49 | 85 (21.1%) | 19 (23.2%) | 66 (20.6%) |
50–69 | 230 (57.2%) | 47 (57.3%) | 183 (57.2%) |
≥ 70 | 80 (19.9%) | 14 (17.1%) | 66 (20.6%) |
Menopausal status | |||
Pre- | 101 (25.1%) | 25 (30.5%) | 76 (23.8%) |
Post- | 293 (72.9%) | 54 (65.9%) | 239 (74.6%) |
Missing | 8 (2.0%) | 3 (3.6%) | 5 (1.6%) |
Surgery: | |||
Breast conservative surgery | 346 (86.0%) | 65 (79.3%) | 281 (87.8%) |
Mastectomy | 56 (13.9%) | 17 (20.7%) | 39 (12.2%) |
Node sentinel biopsy | |||
Yes | 319 (79.4%) | 64 (78.0%) | 255 (79.7%) |
No | 83 (20.6%) | 18 (22.0%) | 65 (20.3%) |
Axillary nodal dissection | |||
Yes | 137 (34.1%) | 31 (37.8%) | 106 (33.1%) |
No | 265 (65.9%) | 51 (62.2%) | 214 (66.9%) |
Radiotherapy | |||
Yes | 317/402 (78.9%) | 58/82 (70.7%) | 259/320 (81.0%) |
No | 85/402 (21.1%) | 24/82 (29.3%) | 61/320 (19.0%) |