Table 2. Characteristics of patients treated by surgeons with and without fellowship training.
Patients treated by a fellowship trained surgeon with more than 216 cases prior to the patient’s operation are excluded. Data are frequency (%) or median (interquartile range)
| Fellowship trained | ||
|---|---|---|
| Yes | No | |
| N=2021 | N=1394 | |
| Age at surgery (years) | 62 (57, 66) | 63 (58, 67) |
| Total PSA (ng/ml) | 7.3 (5.0, 12.3) | 6.9 (5.1, 11) |
| Clinical stage1 | ||
| T1 | 784 (39%) | 648 (46%) |
| T2a | 590 (29%) | 483 (35%) |
| T2b | 231 (11%) | 166 (12%) |
| T3/T4 | 388 (19%) | 89 (6%) |
| Biopsy Gleason score | ||
| <=6 | 1442 (71%) | 928 (67%) |
| 7 | 470 (23%) | 378 (27%) |
| >=8 | 109 (5%) | 88 (6%) |
| Pathology Gleason score | ||
| <=5 | 173 (9%) | 84 (6%) |
| 6 | 848 (42%) | 445 (32%) |
| 7 | 866 (43%) | 766 (55%) |
| 8 | 88 (4%) | 83 (6%) |
| >=9 | 46 (2%) | 16 (1%) |
| Extracapsular extension2 | 632 (31%) | 392 (28%) |
| Seminal vesicle invasion2 | 205 (10%) | 165 (12%) |
| Lymph node metastasis2 | 75 (4%) | 55 (4%) |
| Surgeon experience | ||
| 0–49 | 398 (20%) | 1004 (72%) |
| 50–99 | 426 (21%) | 270 (19%) |
| 100–216 | 1197 (59%) | 120 (9%) |
| Positive surgical margins | 662 (33%) | 569 (41%) |
1.
Preoperative staging
2.
Based on pathologic analysis of the radical prostatectomy specimen.