Comparison of functional outcomes after retropubic, laparoscopic and robot-assisted radical prostatectomy: A meta-analysis

Table 10 Subgroup analyses of 12-mo potency recovery after nerve sparing procedures

Techniques	Subgroup	Sample size	Heterogeneity I2 (%)	P-value	Meta-analysis
					OR	95%CI
LRP vs RRP	uni/bilateral NS	735	0	< 0.05	1.52	1.09-2.13
	unclear NS	802	22	0.37	1.17	0.83-1.65
RARP vs RRP	uni/bilateral NS	464	0	< 0.01	2.83	1.90-4.22
	unclear NS	446	0	< 0.01	2.43	1.52-3.90

RRP: Retropubic radical prostatectomy; LRP: Laparoscopic radical prostatectomy; RARP: Robot-assisted radical prostatectomy; OR: Odds ratio; CI: Confidence interval; NS: Nerve sparing.