Table 1. Association between expression of COMP assessed using immunohistochemistry in prostate biopsies and clinical parameters.
| Factor | Patient | COMP staining | P* | |
|---|---|---|---|---|
| Negative | Positive | |||
| N | N (%) | |||
| All | 324 | 269 | 55 | |
| Age | 324 | 269 | 55 | 0.219 |
| Mean (min, max) | 62.7 (45, 75) | 63.7 (48, 73) | ||
| Gleason score | 324 | 269 | 55 | <0.001 |
| Mean (min, max) | 6.5 (5, 10) | 7 (5, 9) | ||
| Pathological stage | 316 | 0.038 | ||
| T1-2 | 162 | 141 (87) | 21 (13) | |
| T3-4 | 154 | 120 (78) | 34 (22) | |
| Missing | 8 | |||
| Seminal vesicle invasion | 310 | 0.020 | ||
| Negative | 273 | 230 (84) | 43 (16) | |
| Positive | 37 | 25 (68) | 12 (32) | |
| Missing | 14 | |||
| Surgical margin status | 302 | 0.284 | ||
| Negative | 146 | 124 (85) | 22 (15) | |
| Positive | 156 | 124 (80) | 32 (20) | |
| Missing | 22 | |||
| Extracapsular extension | 299 | 0.358 | ||
| None | 183 | 153 (84) | 30 (16) | |
| Established | 116 | 92 (79) | 24 (21) | |
| Missing | 25 | |||
* Mann-Whitney U test exact 2-tailed