| YY1 |  | |
---|---|---|---|
Variable | Positive (%) | Negative (%) | χ2 (P-value) |
Patients age | Â | Â | Â |
 | 26 (6.7) | 53 (6.9) | 1.454 (0.693) |
 | 110 (28.5) | 196 (25.4) |  |
 | 119 (30.8) | 242 (31.3) |  |
 | 131 (33.9) | 282 (36.5) |  |
Primary tumour size | |||
   ≤ 1.5 cm | 144 (37.6) | 241 (31.1) | 4.817 (0.028) |
   >1.5 cm | 239 (62.4) | 533 (68.9) |  |
Lymph node Stage | |||
   1 | 234 (61.1) | 492 (63.6) | 1.982 (0.371) |
   2 | 118 (30.8) | 209 (27.0) |  |
   3 | 31 (8.1) | 72 (9.3) |  |
Grade | |||
   1 | 85 (22.2) | 113 (14.6) | 46.984 (<0.001) |
   2 | 162 (42.3) | 220 (28.5) |  |
   3 | 136 (35.5) | 440 (56.9) |  |
NPI | |||
   Poor | 49 (12.8) | 193 (24.9) | 17.284 (<0.001) |
   Moderate | 195 (50.9) | 444 (57.4) |  |
   Good | 139 (36.3) | 137 (17.7) |  |
Development of Distant Metastasis | |||
   No | 274 (71.5) | 521 (68.2) | 1.343 (0.246) |
   Positive | 109 (28.5) | 243 (31.8) |  |
Development of Recurrence | |||
   No | 226 (59.2) | 435 (57.4) | 0.328 (0.567) |
   Positive | 156 (40.8) | 323 (42.6) |  |
Vascular invasion | |||
   No | 232 (60.7) | 417 (54.4) | 4.45 (0.108) |
   Probable | 37 (9.7) | 94 (12.3) |  |
   Definite | 113 (29.6) | 256 (33.4) |  |
Tumour type | |||
   Ductal/NST | 195 (51.2) | 474 (62.3) | 29.509 (<0.001) |
   Lobular | 53 (13.9) | 59 (7.8) |  |
   Tubular and Tubular mixed | 99 (26.0) | 140 (18.4) |  |
   Medullary | 5 (1.3) | 29 (3.8) |  |
   Other special types* | 8 (2.1) | 11 (1.4) |  |
   Mixed** | 19 (5) | 45 (5.9) |  |
Menopausal status | |||
   Premenopausal | 160 (41.5) | 284 (36.7) | 2.417 (0.12) |
   Postmenopausal | 226 (58.5) | 489 (63.3) |  |