Table 1 Univariate analysis of clinical-pathological factors and Ki-67 expression.
Low expression group (N = 267) | High expression group (N = 662) | Overall (N = 929) | P-value | |
|---|---|---|---|---|
Age (years) | 53.1 (10.2) | 53.0 (10.2) | 53.0 (10.2) | 0.994 |
Height (cm) | 156 (6.7) | 157 (6.8) | 156 (6.7) | 0.587 |
Weight (kg) | 55.9 (8. 0) | 56.6 (8.4) | 56.4 (8.2) | 0.591 |
BMI (kg/m2) | 23.1 (3.5) | 23.2 (3.5) | 23.1 (3.5) | 0.948 |
T staging | ||||
1 | 62.0 (23.2%) | 180 (27.2%) | 242 (26.0%) | 0.930 |
2 | 155 (58.1%) | 373 (56.3%) | 528 (56.8%) | |
3 | 26.0 (9.7%) | 59.0 (8.9%) | 85.0 (9.1%) | |
4 | 24.0 (9.0%) | 50.0 (7.6%) | 74.0 (8.0%) | |
M staging | ||||
0 | 253 (94.8%) | 618 (93.4%) | 871 (93.8%) | 0.726 |
1 | 14.0 (5.2%) | 44.0 (6.6%) | 58.0 (6.2%) | |
N staging | ||||
0 | 171 (64.0%) | 420 (63.4%) | 591 (63.6%) | 0.105 |
1 | 59.0 (22.1%) | 185 (27.9%) | 244 (26.3%) | |
2 | 37.0 (13.9%) | 57.0 (8.6%) | 94.0 (10.1%) | |
EGFR | ||||
Negative | 222 (83.1%) | 489 (73.9%) | 711 (76.5%) | 0.046 |
Low | 44.0 (16.5%) | 164 (24.8%) | 208 (22.4%) | |
High | 1.00 (0.4%) | 9.00 (1.4%) | 10.0 (1.1%) | |
ER | ||||
Negative | 76.0 (28.5%) | 338 (51.1%) | 414 (44.6%) | < 0.001 |
Positive | 191 (71.5%) | 324 (48.9%) | 515 (55.4%) | |
Her-2 | ||||
Negative | 108 (40.4%) | 210 (31.7%) | 318 (34.2%) | < 0.001 |
Low | 121 (45.3%) | 248 (37.5%) | 369 (39.7%) | |
High | 38.0 (14.2%) | 204 (30.8%) | 242 (26.0%) | |
PR | ||||
Negative | 65.0 (24.3%) | 311 (47.0%) | 376 (40.5%) | < 0.001 |
Low | 139 (52.1%) | 261 (39.4%) | 400 (43.1%) | |
High | 63.0 (23.6%) | 90.0 (13.6%) | 153 (16.5%) | |
