| Amount of mitosis Size (cm) |
| Size (cm) | Risk |
| ≤2 | No risk |
|
|
| ≤5 per 50 HPF |
| 2 - 5 | Low |
| 5 - 10 |
|
| High |
| ≤2 | No data |
|
|
| >5 per 50 HPF |
| 2 - 5 | High |
| 5 - 10 |
|
| High |