Table 2.
Comparison of histopathological prostate specimen outcomes per group.
| Outcome | Amnioa (n=444) | Non-amniob (n=444) | p-Value |
|---|---|---|---|
| Pathological stage, n (%) | <0.001 | ||
| ≤T2c | 334 (75.2) | 272 (61.3) | |
| T3a | 89 (20.0) | 135 (30.4) | |
| T3b | 19 (4.3) | 28 (6.3) | |
| T4 | 2 (0.5) | 9 (2.0) | |
| Prostate ISUP grade group, n (%) | <0.001 | ||
| Grade group 1 | 119 (26.8) | 68 (15.3) | |
| Grade group 2 | 207 (46.6) | 211 (47.5) | |
| Grade group 3 | 93 (20.9) | 108 (24.3) | |
| Grade group 4 | 6 (1.4) | 12 (2.7) | |
| Grade group 5 | 19 (4.3) | 45 (10.1) | |
| PSM, n (%) | 69 (15.5) | 82 (18.5) | 0.3 |
ISUP, International Society of Urological Pathology; PSM, positive surgical margin; NS, nerve-sparing.
a
Patients undergoing NS robotic-assisted radical prostatectomy with dehydrated human amnion chorion membrane allograft placement.
b
Patients undergoing NS robotic-assisted radical prostatectomy without dehydrated human amnion chorion membrane allograft placement.