Table 1 Patient tumor and characteristics
| Â | IBD | No IBD | p value | ||
|---|---|---|---|---|---|
n | % | n | % | ||
Age | Â | Â | Â | Â | Â |
 < 60 years | 4 | 13% | 860 | 20% | 0.58 |
 60–70 years | 15 | 48% | 1840 | 44% |  |
 > 70 years | 12 | 39% | 1514 | 36% |  |
ECOG | Â | Â | Â | Â | Â |
 0 | 18 | 58% |  |  |  |
 1 | 2 | 7% |  |  |  |
 No score | 11 | 35% |  |  |  |
PSA (mg/mL) | Â | Â | Â | Â | Â |
 < 10 | 24 | 77% | 3281 | 78% | 0.09 |
 10–20 | 3 | 10% | 725 | 17% |  |
 > 20 | 4 | 13% | 208 | 5% |  |
AJCC 8-edition stage | Â | Â | Â | Â | Â |
 T1 | 24 | 77% | 3436 | 82% | 0.65 |
 T2 | 7 | 23% | 733 | 17% |  |
 T3–T4 | 0 | 0% | 45 | 1% |  |
Grade group | Â | Â | Â | Â | Â |
 1 | 9 | 29% | 1314 | 31% | 0.83 |
 2 | 13 | 42% | 1436 | 34% |  |
 3 | 4 | 13% | 833 | 20% |  |
 4 | 3 | 10% | 418 | 10% |  |
 5 | 2 | 6% | 213 | 5% |  |
Risk group | Â | Â | Â | Â | Â |
 Low | 8 | 26% | 1066 | 25% | 0.97 |
 Intermediate | 17 | 55% | 2392 | 57% |  |
 High | 6 | 19% | 756 | 18% |  |
ADT | Â | Â | Â | Â | Â |
 Yes | 7 | 23% | 943 | 22% | 0.98 |
 No | 24 | 77% | 3271 | 78% |  |