Characteristics | All patients n = 41 No. (%) | RS < 18 n = 26 No. (%) | 18 ≤ RS n = 15 No. (%) |
Median age, year (range) | 54.6 (28 - 80) | 51.8 (28 - 77) | 59.7 (43 - 80) |
Menopause | |||
Yes | 21 (51.2) | 10 (38.5) | 11 (73.3) |
No | 20 (48.8) | 16 (61.5) | 4 (26.7) |
Surgery | |||
Mastectomy | 8 (19.5) | 4 (15.4) | 4 (26.7) |
Breast conserving surgery | 33 (80.5) | 22 (84.6) | 11 (73.3) |
Tumor size | |||
T < 2 cm | 30 (73.2) | 19 (73.1) | 11 (73.3) |
2 cm ≤ T < 5 cm | 9 (22.0) | 6 (23.1) | 3 (20.0) |
5 cm ≤ T | 2 (4.8) | 1 (3.8) | 1 (6.7) |
Node status | |||
0 | 38 (92.7) | 25 (96.2) | 13 (86.7) |
1 - 3 | 3 (7.3) | 1 (3.8) | 2 (13.3) |
4- | 0 | 0 | 0 |
PgR status | |||
PgR < 20% | 9 (22.0) | 1 (3.8) | 8 (53.3) |
20% ≤ PgR | 32 (78.0) | 25 (96.2) | 7 (46.7) |
Ki-67 (local) | |||
Ki-67 < 14% | 11 (26.8) | 8 (30.8) | 3 (20.0) |
14% ≤ Ki-67 | 30 (73.2) | 18 (69.2) | 12 (80.0) |
Ki-67 (central) | |||
Ki-67 < 14% | 17 (41.5) | 13 (50.0) | 4 (26.7) |
14% ≤ Ki-67 | 24 (58.5) | 13 (50.0) | 11 (73.3) |