Efficacy of Adjuvant Tamsulosin for Improving the Stone-Free Rate after Extracorporeal Shock Wave Lithotripsy in Renal Stones: A Randomized Controlled Trial

Table 2

Complications and additional procedures during the follow-up by group.

	Control group (n = 29)	Tamsulosin group (n = 28)	Intergroup comparison
Obstructive uropathy, n (%)	2 (6.90)	2 (7.14)	= 0.971^a
Additional procedures			= 0.971^a
Laser endolithotripsy, n (%)	0 (0.0)	2 (7.14)
Double-J catheter, n (%)	1 (3.45)	0 (0.0)
Second ESWL, n (%)	1 (3.45)	0 (0.0)

^aChi-square test.