Table 1.
Preoperative and perioperative variables related to the cohort study.
| Variable | Population n = 290 |
Subpopulations |
p-Value | |
|---|---|---|---|---|
| RARP n = 220 (75.9%) |
RRP n = 70 (24.1%) |
|||
| Age (year) | 65 (43–76) | 64 (43–76) | 67 (53–76) | 0.002 |
| PSA (ng/mL) | 6.3 (0.8–94.3) | 5.8 (0.8–37.2) | 8.3 (2.3–94.3) | <0.0001 |
| BMI (kg/m2) | 26.1 (18.5–35.4) | 26.0 (18.5–35.4) | 26.2 (20.3–32.9) | 0.236 |
| PV (mL) | 36 (15–130) | 35 (15–120) | 40 (17–130) | 0.733 |
| ASA score | 0.009 | |||
| 1 | 17 (5.9) | 15 (6.8) | 2 (2.9) | |
| 2 | 239 (82.4) | 187 (85.0) | 52 (74.3) | |
| 3 | 31 (10.7) | 17 (7.7) | 14 (20.0) | |
| 4 | 2 (0.7) | 1 (0.5) | 1 (1.4) | |
| 5 | 1 (0.3) | 0 (0) | 1 (1.4) | |
| cT | 0.014 | |||
| 1c | 181 (62.4) | 146 (50.3) | 35 (12.1) | |
| 2 | 109 (37.6) | 74 (25.5) | 35 (12.1) | |
| bGS | <0.0001 | |||
| 6 | 153 (52.8) | 139 (47.9) | 14 (4.8) | |
| 7 | 108 (37.2) | 67 (23.1) | 41 (14.1) | |
| >7 | 29 (10.0) | 14 (4.8) | 15 (5.2) | |
| LND | <0.0001 | |||
| Yes | 96 (33.1) | 33 (11.4) | 63 (21.7) | |
| No | 194 (66.9) | 187 (64.5) | 7 (2.4) | |
| pGS | <0.0001 | |||
| 6 | 68 (23.4) | 61 (21) | 7 (2.4) | |
| 7 | 164 (56.6) | 128 (44.1) | 36 (12.4) | |
| >7 | 58 (20) | 31 (10.7) | 27 (9.3) | |
| pT | <0.0001 | |||
| 2 | 208 (71.7) | 176 (60.7) | 32 (11) | |
| 3a | 39 (13.4) | 24 (8.3) | 15 (5.2) | |
| 3b | 43(14.8) | 20 (6.9) | 23 (7.9) | |
| pN | <0.0001 | |||
| 0 | 77 (26.6) | 29 (10) | 48 (16.6) | |
| 1 | 20 (6.9) | 5 (1.7) | 15 (5.2) | |
| x | 193 (66.6) | 186 (64.1) | 7 (2.4) | |
| OT (min) | 180 (75–410) | 185 (75–400) | 177.5 (100–400) | 0.054 |
| BL (mL) | 400 (100–3500) | 400 (100–3500) | 500 (200–1600) | <0.0001 |
| Clavien–Dindo | <0.0001 | |||
| 0 | 220 (75.9) | 185 (63.8) | 35 (12.1) | |
| 1c | 32 (11.0) | 18 (6.2) | 14 (4.8) | |
| 2 | 21 (7.2) | 14 (4.8) | 7 (2.4) | |
| 3a | 8 (2.8) | 2 (0.7) | 6 (2.1) | |
| 3b | 7 (2.4) | 1 (0.3) | 1 (0.3) | |
| 4a | 1 (0.3) | 0 (0) | 1 (0.3) | |
| 5 | 1 (0.3) | 0 (0) | 1 (0.3) | |
| R-AD | <0.0001 | |||
| Yes | 15 (5.2) | 3 (1.0) | 12 (4.1) | |
| No | 275 (94.8) | 217 (74.8) | 58 (20) | |
| LOHS (DD), day | 6 (3–17) | 6 (3–12) | 7 (4–17) | <0.0001 |
Continuous variables are reported as median (range) and categorical as n (%).
ASA, American Society of Anesthesiologists; bGS, biopsy Gleason score; BL, blood lost; BMI, body mass index; cT, clinical stage; DD, discharge day; LND, lymph node dissection; LOHS, length of hospital stay; OT, operating time; pGS, pathology Gleason score; pN, lymph node status; PSA, prostate specific antigen, pT: pathologic tumor stage; PV, prostate volume; R-AD, readmission to the hospital; RARP, robot assisted radical prostatectomy; RRP, retropubic radical prostatectomy.