Table 2.

Results of subgroup analysis about endourological procedures and sexual function

Gender	Subgroup	Number of studies	MD	95% CI	p value	Study heterogeneity
						χ2	df	p	I2
male	Stent	2	-4.25	−6.20 to −2.30	<0.001	12.28	1	<0.001	91.9%
	Non-stent	3	−0.61	−1.43 to 0.22	0.148	19.22	2	<0.001	89.6%
	Stent removal	1	−0.61	−0.49 to 0.17	0.341	–	–	–	–
female	Stent	2	−7.17	−7.88 to −6.47	<0.001	0.33	1	0.563	0.0%
	Non-stent	3	0.53	−0.52 to 1.57	0.322	11.24	2	0.004	82.2%
	Stent removal	1	−1.70	−5.91 to 2.51	0.429	–	–	–	–

MD mean difference.

CI confidence interval.