From: Favorable intermediate risk prostate cancer with biopsy Gleason score of 6
 | Total | MR-negative | MR-positive | p-value |
---|---|---|---|---|
Number | 239 | 116 (48.5) | 123 (51.5) | Â |
Pathologic Gleason score (%) |  |  |  |  < 0.001 |
6 | 40 (16.7) | 36 (31.0) | 4 (3.3) | Â |
3 + 4 | 159 (66.5) | 74 (63.8) | 85 (69.1) |  |
4 + 3 | 38 (15.9) | 5 (4.3) | 33 (26.8) |  |
8 | 2 (0.8) | 1 (0.9) | 1 (0.8) | Â |
Pathologic Gleason score upgrading (%) | 199 (83.3) | 80 (69.0) | 119 (96.7) |  < 0.001 |
Pathologic significant Gleason score upgrading (≥ 4 + 3) (%) | 40 (16.7) | 6 (5.2) | 34 (27.6) |  < 0.001 |
Extracapsular invasion (%) | 50 (20.9) | 10 (8.6) | 40 (32.5) |  < 0.001 |
Seminal vesicle invasion (%) | 9 (3.8) | 4 (3.4) | 5 (4.1) | 0.813 |
Bladder neck invasion (%) | 6 (2.5) | 1 (0.9) | 5 (4.1) | 0.116 |
Lymph node invasion | 0 | Â | Â | Â |
Positive surgical margin (%) | 53 (22.2) | 13 (11.2) | 40 (32.5) |  < 0.001 |
Mean pathologic tumor volume (%, ± SD) | 0.13 ± 0.14 | 0.07 ± 0.97 | 0.18 ± 0.16 |  < 0.001 |
Mean pathologic tumor volume (cc, ± SD) | 5.16 ± 6.39 | 3.09 ± 3.96 | 7.11 ± 7.53 |  < 0.001 |