Table 2 Patient characteristics in the low- and high-risk subgroups
From: Accuracy validation of adjuvant! online in Taiwanese breast cancer patients - a 10-year analysis
| Â | Low Risk (N = 78) | High Risk (N = 481) | p- value |
|---|---|---|---|
Age, years | 51.7 (11.0%) | 49.1 (11.1) | 0.056 |
ER | Â | Â | < 0.0001 |
Negative | 0 | 192 (39.9) | Â |
Positive | 78 (100%) | 279 (58.0) | Â |
Unknown | 0 | 10 (2.1) | Â |
Grade | Â | Â | < 0.0001 |
I | 78 (100%) | 52 (10.8) | Â |
II | 0 | 204 (42.4) | Â |
III | 0 | 105 (21.8) | Â |
Unknown | 0 | 120 (24.9) | Â |
Tumor Size | Â | Â | < 0.0001 |
T1 | 78 (100%) | 183 (38.0) | Â |
T2 | 0 | 259 (53.8) | Â |
T3 | 0 | 39 (8.1) | Â |
Node | Â | Â | < 0.0001 |
N0 | 78 (100%) | 245 (50.9) | Â |
N1 | 0 | 135 (28.1) | Â |
N2 | 0 | 50 (10.4) | Â |
N3 | 0 | 51 (10.6) | Â |
Status | Â | Â | 0.002 |
Died | 3 | 84 | Â |
Survived | 75 | 397 | Â |
Hormone therapy | Â | Â | 0.001 |
Yes | 76 (97.4) | 400 (83.2) | Â |
No | 2 (2.6) | 81 (16.8) | Â |
Chemotherapy | Â | Â | < 0.0001 |
Yes | 31 (39.7) | 350 (72.8) | Â |
No | 45 (57.7) | 104 (21.6) | Â |
Less than expected cycles | 2 (2.6) | 27 (5.6) | Â |
Observed probability | 3.85% | 17.46% | Â |
Predicted probability | 3.69% | 21.99% | Â |