Table 3.
Tumor Grade and Size
| Tumor Size | Low Grade | High Grade | ||
|---|---|---|---|---|
| (cm) | N | % | N | % |
| <1 | 175 | 89.3% | 21 | 10.7% |
| 1 | 1,010 | 86.5% | 158 | 13.5% |
| 2 | 2,717 | 86.9% | 410 | 13.1% |
| 3 | 3,038 | 83.8% | 588 | 16.2% |
| 4 | 2,554 | 81.2% | 592 | 18.8% |
| 5 | 1,885 | 78.3% | 523 | 21.7% |
| 6 | 1,383 | 75.4% | 451 | 24.6% |
| 7 | 1,022 | 75.1% | 339 | 24.9% |
| 8 | 703 | 73.2% | 257 | 26.8% |
| 9 | 442 | 66.7% | 221 | 33.3% |
| 10 | 287 | 65.7% | 150 | 34.3% |
| 11 | 220 | 70.5% | 92 | 29.5% |
| 12 | 152 | 67.3% | 74 | 32.7% |
| 13 | 90 | 68.2% | 42 | 31.8% |
| 14 | 54 | 56.8% | 41 | 43.2% |
| 15 | 79 | 64.8% | 43 | 35.3% |
| 16 | 20 | 52.6% | 18 | 47.4% |
| 17 | 26 | 63.4% | 15 | 36.6% |
| 18 | 7 | 53.9% | 6 | 46.2% |
| 19 | 7 | 53.9% | 6 | 46.2% |
| 20 | 10 | 71.4% | 4 | 28.6% |
| Total | 15,881 | 79.7% | 4,051 | 20.3% |