Table 3 Study characteristics and preoperative parameters
Study ID | Country | Method | Sample | Age*, year | Prostate volume*, mL | IIEF-5 score, median (IQR) | IPSS | BMI* (kg/m2) | Preoperative PSA*, ng/mL | Nerve-sparing procedure, n (%) | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Bilateral | Unilateral | Non | |||||||||||
Student [27], 2017 | Czech Republic | RARP | T | 32 | 64.5 (56.0–67.0) | 35.0 (30.0–55.0) | 19.0 (13.5–21.0) | 5.5 (2.0–9.3) | 27.7 (25.7–33.2) | 7.3 (5.2–11.2) | 20 (62.5) | 6 (18.75) | 6 (18.75) |
N | 34 | 62.5 (61.0–68.0) | 32.5 (22.0–52.0) | 17.0 (13.3–21.0) | 5.0 (2.8–14.0) | 28.0 (25.4–31.4) | 5.7 (3.6–12.0) | 23 (67.6) | 5 (14.7) | 6 (17.6) | |||
Liao [19], 2016 | China | LRP | T | 82 | 65.79 ± 7.27 | 42.06 ± 19.34* | – | 7 (0~18) | 24.26 ± 2.88 | 33.07 ± 40.65 | 27 (32.92) | 19 (23.17) | 36 (43.90) |
N | 79 | 67.88 ± 6.65* | 41.92 ± 14.76* | – | 6 (0~19) | 25.35 ± 2.13 | 26.86 ± 31.95 | 16 (20.25) | 28 (35.4) | 35 (44.3) | |||
Atug [25], 2012 | Turkey | RARP | T | 125 | 61.5 (9.5) | 50 (24) | – | – | 27 (4) | 5.62 (3.65) | 89 (71.2) | 21 (16.8) | 15 (12) |
N | 120 | 60.50 (11) | 49.5 (25) | – | – | 28 (4) | 5.49 (2.92) | 93 (77.5) | 22 (18.3) | 5 (4.2) | |||
Hoshi [10], 2014 | Japan | LRP | T | 81 | 65.2 ± 5.6 | – | – | – | – | 9.2 ± 5.7 | – | – | – |
N | 47 | 65.4 ± 4.4 | – | – | – | – | 11.8 ± 9.5 | – | – | – | |||
Hurtes [20], 2012 | France | RARP | T | 39 | 62.5 ± 6.8 | 38.5 (20–90) | 20 (6–25) | 5 (0–16) | 26.3 ± 3.5 | 6.4 (2.7–16.6) | – | – | – |
N | 33 | 62.4 ± 5 | 40 (25–80) | 23 (1–25) | 7 (0–17) | 25.7 ± 3.6 | 7.9 (3.6–23.6) | – | – | – | |||
Standard^ | Veil# | ||||||||||||
Menon [22], 2008 | America | RARP | T | 59 | – | 45.2* | – | – | 27.9 | 6.1 | 37 (63) | 22 (37) | – |
N | 57 | – | 63.4* | – | – | 27.9 | 6.4 | 31 (54) | 26 (46) | – | |||
Tewari [18], 2007 | America | RARP | T | 182 | 61.21 | 50.53 | – | – | 24.98 | 5.76 | – | – | – |
N | 214 | 64.32 | 57.12 | – | – | 28.77 | 6.02 | – | – | – | |||
Koliakos [21], 2009 | Belgium | RARP | T | 23 | 60.96 ± 6.56 | – | – | – | – | 10.43 ± 3.37 | – | – | – |
N | 24 | 61.75 ± 5.96 | – | – | – | – | 10.47 ± 2.22 | – | – | – | |||
Tan [26], 2010 | America | RARP | T | 1383 | 60.3 ± 7.4 | 46 (38–56) | – | 7 (3–12) | 26.77 ± 3.59 | 4.8 (3.7–6.57) | – | – | – |
N | 214 | 59.8 ± 6.6 | 48 (39–63) | – | 6 (2–11.25) | 28.34 ± 5.57 | 4.8 (3.9–6.7) | – | – | – | |||
Standard^ | Veil# | – | |||||||||||
Sammon [23], 2010 | America | RARP | T | 46 | 59.9 ± 7.4 | – | – | – | 28.3 ± 4.1 | 5.8 ± 66.3 | 23 (21) | 21 (45.7) | – |
N | 50 | 60 ± 7.2 | – | – | – | 28 ± 4.21 | 5.7 ± 3.2 | 27 (54.0) | 23 (46.0) | – | |||