Table 1.
Patient characteristics
| Characteristic | All | N0 | N+ (1–3 positive nodes) |
|---|---|---|---|
| N = 366 (100%) | N = 244 (67%) | N = 122 (33%) | |
| Mean age | |||
| Years | 56 | 56 | 57 |
| Tumor size, n (%) | |||
| ≤2 cm | 201 (55) | 137 (56) | 64 (53) |
| >2 cm | 165 (45) | 107 (44) | 58 (48) |
| Tumor grade, n (%) | |||
| Well | 52 (14) | 33 (14) | 19 (16) |
| Moderate | 281 (75) | 188 (77) | 93 (76) |
| Poor | 33 (9) | 23 (9) | 10 (8) |
| Progesterone receptor, n (%) | |||
| Positive | 326 (89) | 216 (89) | 110 (90) |
| Negative | 40 (11) | 28 (12) | 12 (10) |
| Recurrence Score, n (%) | |||
| Mean | 18 | 18 | 18 |
| Low | 198 (54) | 131 (54) | 67 (55) |
| Intermediate | 139 (38) | 95 (39) | 44 (36) |
| High | 29 (8) | 18 (7) | 11 (9) |