Meta-Analysis
Copyright ©2014 Baishideng Publishing Group Inc.
World J Meta-Anal. Aug 26, 2014; 2(3): 107-126
Published online Aug 26, 2014. doi: 10.13105/wjma.v2.i3.107
Table 6 Comparative studies evaluating potency recovery after laparoscopic radical prostatectomy or robot-assisted radical prostatectomy
QualityCase, nAuthor, yrCountryAge (yr)BMI (kg/m2)Prostate Volume (mL,g)Gleason score (biopsy)PSA (ng/mL)Study designPotency definitionData collectionLoss of follow-up (N/Y, %)Potency recovery (UNS/BNS), %(n)
Potency recovery (unclear NS), %(n)
6 mo12 mo6 mo12 mo
HighLRP, 60Asimakopoulos et al[44], 2011Italy61.1 ± 5.126.3 ± 2.2--7.37 (1.5-9.15)RCTESIIIEF-6N--22.0 (13/60)32.0 (19/60)
RARP, 5259.6 ± 5.425.8 ± 2.68.9 (5.8-9.2)75.0a (39/52)77.0a (40/52)
HighLRP, 35Porpiglia et al[45], 2012Italy64.7 ± 5.926.8 ± 2.937.7 ± 14.1-8.3 ± 6.5RCTIIEF-5 > 17IIEF-5N48.5 (17/35)54.2 (19/35)--
RARP, 3563.9 ± 6.726.2 ± 2.536.2 ± 12.66.9 ± 4.265.7 (23/35)80.0a (28/35)
3/1/3(H)LRP, 866Ploussard et al[46], 2012France62.726.6--9.8ProspectiveESIIIEF-5N20.4 (177/866)31.6 (274/866)--
RARP, 71162.726.59.242.1 (299/711)57.7 (410/711)
3/1/2(M)LRP, 41Cho et al[49],South Korea66.5 (57-75)23.65 (18.1-28.4)39.7 (19-72)6.81 (5-9)11.04 (2.72-36.6)RetrospectiveESIInterviewN46.3 (19/41)68.3 (28/41)--
RARP, 5366.3 (50-77)24.61 (19.9-26.3)36.6 (22-92.8)6.83 (5-8)9.98 (2.91-26.3)56.6 (30/53)69.8 (37/53)
4/2/3(H)LRP, 55Hakimi et al[50], 2009United States59.6 (43-72)---7.5RetrospectivePresence ofIIEF-5N47.3 (26/55)65.5 (36/55)--
RARP, 5859.8 (42-71)8.4Erection63.8 (37/58)74.1 (43/58)
3/2/2(H)LRP, 86Willis et al[52], 2011United States58.0 ± 6.727.0 ± 3.435.2 ± 10.1-5.7 ± 2.9RetrospectiveESIValidatedY, > 20%57.0 (34/60)67.0 (38/57)--
RARP, 7458.1 ± 6.326.7 ± 3.341.5 ± 15.25.0 ± 2.2questionnaire73.0 (29/40)88.0 (21/24)
3/1/2(M)LRP, 35Park et al[53], 2011South Korea65.7 (38-77)24.6 (19.4-31.4)30.1 (12.0-56.0)-9.14 (2.65-30.77)RetrospectiveESIInterviewY, > 20%-47.6 (10/21)--
RARP, 3762.7 (46-71)26.0 (19.7-39.4)32.9 (15.5-66.8)6.32 (1.86-29.5)54.5 (12/22)
3/2/3(H)LRP, 144Park et al[54], 2013South Korea67 (38-77)24.2 (17.2-31.4)28.8 (12.0-74.0)-5.84 (0.08-41.26)RetrospectiveESIInterviewN30.8 (26/83)32.7 (27/83)10.2 (15/144)22.9 (33/144)
RARP, 18363 (44-75)24.7 (16.4-39.4)30.3 (15.5-82.8)4.98 (0.05-51.46)31.1 (49/156)36.5 (57/156)20.1 (37/183)35.0 (64/183)