| Chracteristic DRE | Number | Percentage |
| Consistency |
|
|
| Firm | 11 | 35.5 |
| Indured | 20 | 64.5 |
| Existence of median furrow |
|
|
| No | 11 | 35.5 |
| Yes | 20 | 64.5 |
| Prostatic contours |
|
|
| Regular | 11 | 35.5 |
| Irregular | 20 | 64.5 |
| Total | 31 | 100 |