Patient and tumour characteristics in prostatectomy procedures in Eastern Ontario, 2009–2015
| Characteristic | Overall | Hospital 1 academic | Hospital 2 community | Hospital 3 community |
|---|---|---|---|---|
| Patient age, yr (± SD) | 62.3 (± 6.3) | 62.6 (± 6.6) | 60.9 (± 6.2) | 62.8 (± 6.2) |
| Prostatectomy, no. | 1897 | 1476 | 315 | 106 |
| Robotic | 677 | 677 | 0 | 0 |
| Open | 802 | 381 | 315 | 106 |
| Missing data | 418 | 418 | 0 | 0 |
| Mean PSA, ng/mL (± SD) | 8.5 (± 9.2) | 8.6 (± 9.3) | 6.9 (± 2.0) | 8.4 (± 7.6) |
| Clinical (biopsy) Gleason score, no. (%) | ||||
| Gleason 6 | 444 (28.7) | 425 (28.9) | 15 (34.1) | 4 (12.9) |
| Gleason 7 | 889 (57.5) | 847 (57.5) | 24 (54.55) | 18 (58.1) |
| Gleason 8–10 | 214 (13.8) | 200 (13.6) | 5 (11.36) | 9 (29.03) |
| Missing data | 350 | 4 | 271 | 75 |
| National Comprehensive Cancer Network risk group, no. (%) | ||||
| Low | 327 (21.4) | 322 (22.1) | 4 (10.5) | 1 (3.1) |
| Intermediate | 899 (58.9) | 848 (58.2) | 29 (76.3) | 22 (68.8) |
| High | 300 (19.7) | 286 (19.6) | 5 (13.16) | 9 (28.1) |
| Missing data | 371 | 20 | 277 | 74 |
| Surgical (prostatectomy) Gleason score, no. (%) | ||||
| Gleason 6 | 330 (17.5) | 214 (14.5) | 85 (27.5) | 31 (29.5) |
| Gleason 7 | 1390 (73.5) | 1121 (75.9) | 204 (66) | 65 (61.9) |
| Gleason 8–10 | 170 (9.0) | 141 (9.6) | 20 (6.5) | 9 (8.6) |
| Missing data | 7 | 0 | 6 | 1 |
| Pathologic stage, no. (%) | ||||
| pT2 | 1082 (57.2) | 811 (55) | 199 (63.2) | 72 (70) |
| pT3 | 810 (42.8) | 663 (45) | 116 (36.8) | 31 (30) |
| Missing data | 5 | 2 | 0 | 3 |
| Clinically significant cancer* at prostatectomy, no. (%) | 1594 (84.0) | 1277 (86.5) | 240 (76.7) | 77 (72.6) |
Note: PSA = prostate-specific antigen, SD = standard deviation.
↵* Gleason score ≥ 7 or stage pT3.