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Correlation of risk score 1 with N stage
| N stage | Risk score 1a) |
Total | |||
|---|---|---|---|---|---|
| 0 | 1 | 2 | 3 | ||
| 0 | 33 (10.5) | 93 (29.6) | 68 (21.7) | 18 (5.7) | 212 (67.5) |
| 1 | 0 | 25 (8.0) | 42 (13.4) | 22 (7.0) | 89 (28.3) |
| 2 | 0 | 2 (0.6) | 5 (1.6) | 6 (1.9) | 13 (4.1) |
| Total | 33 (10.5) | 120 (38.2) | 115 (36.6) | 46 (14.6) | 314 (100) |
Risk score 1: number of risk factors (lymphatic invasion and Ki-67 < 20% of primary tumours, and carbonic anhydrase 9 expression in stromal fibroblasts).
