Table II.
Association between clinicopathological factors and survival for 341 lymph node-negative breast cancer patients.
| DFS | OS | |||
|---|---|---|---|---|
|
|
|
|||
| 5-year, % | P-value | 5-year, % | P-value | |
| Age at diagnosis, years | ||||
| >35 | 85.1 | 0.0100a | 95.1 | 0.0700 |
| ≤35 | 75.0 | 90.6 | ||
| Menopausal status | ||||
| Postmenopausal | 81.6 | 0.2000 | 93.1 | 0.8000 |
| Premenopausal | 84.1 | 94.9 | ||
| Tumor diameter, cm | ||||
| ≤2 | 86.9 | 0.0200a | 94.3 | 0.1000 |
| >2 | 78.1 | 93.9 | ||
| ER | ||||
| Positive | 87.4 | 0.0060a | 95.9 | 0.0009a |
| Negative | 73.9 | 89.5 | ||
| PR | ||||
| Positive | 85.5 | 0.1000 | 95.3 | 0.0900 |
| Negative | 77.5 | 92.5 | ||
a
P<0.05.
ER, estrogen receptor; PR, progesterone receptor; DFS, disease-free survival; OS, overall survival.