Table 1.
Expression of PTP1B in breast cancer tissues and its correlation with clinicopathologic characteristics
| Variable | PTP1B*
|
Overall P | |
| Negative | Positive | ||
| Tumor stage (T) | 0.032 | ||
| T1 | 7 (50%) | 7 (50%) | |
| T2 | 9 (23%) | 30 (77%) | |
| T3 | 2 (18%) | 9 (82%) | |
| T4 | 0 (0%) | 3 (100%) | |
| Lymph node (N) | 0.014 | ||
| N0 | 12 (48%) | 13 (52%) | |
| N1 | 2 (10%) | 18 (90%) | |
| N2 | 4 (27%) | 11 (73%) | |
| N3 | 0 (0%) | 7 (100%) | |
| Metastasis (M) | 0.388 | ||
| M0 | 18 (28%) | 47 (72%) | |
| M1 | 0 (0%) | 2 (100%) | |
| TNM stage | 0.018 | ||
| I | 7 (54%) | 6 (46%) | |
| II | 7 (24%) | 22 (76%) | |
| III | 4 (17%) | 19 (83%) | |
| IV | 0 (0%) | 2 (100%) | |
| ER status | 0.001 | ||
| Positive | 15 (47%) | 17 (53%) | |
| Negative | 3 (9%) | 32 (91%) | |
| PR status | 0.002 | ||
| Positive | 11 (52%) | 10 (48%) | |
| Negative | 7 (16%) | 37 (84%) | |
| Unknown | 0 (0%) | 2 (100%) | |
| HER2 status | <0.001 | ||
| Positive | 7 (14%) | 42 (86%) | |
| Negative | 11 (61%) | 7 (39%) | |
*
Data are expressed as number (percent)