Table 2.

Sosyodemographic characteristics and stone history of SP(−) and SP(+) groups

	SP(−)	SP(+)	p
Age (years)	35,8 ± 9,3	38,0 ± 10,9	0,381
Gender (F/M) %	41,7/58,3	20/80	0,083
BMI (kg/m2)	26,4 ± 4,7	26,5 ± 3,6	0,781
Smoking history	%50	%53,3	0,808
Previous ESWL	%12,5	%16,7	0,668
Previous Stone surgery	%8,3	%6,7	0,816
Stone burden (mm2)	30 ± 8.2	29.1 ± 10.3	0,310
Stone distrubition (R/L)	16/14	13/11	0,745

BMI Body mass index; ESWL Extracorporeal shock wave lithotripsy