Percentage of myofibroblasts in reactive stroma
| % positive cells | Gleason 3 | Gleason 4 | Pa |
|---|---|---|---|
| 0 (0% cells) | 0 | 0 | |
| 1 (1–33%) | 7 | 3 | |
| 2 (34–66%) | 20 | 4 | |
| 3 (67–100%) | 9 | 10 | 0.03 |
a Fisher exact test comparing the proportion of Gleason 3 and Gleason 4 cases with 67–100% myofibroblasts.