Table 5. Multivariate regression analysis of patients according to stone free status in follow-up.

	Odds Ratio*	p
Patients compliance to diet regimen	2.461 (0.911-6.647)	0.076
Patients use medical prophylaxis	1.677 (0.659-4.265)	0.278
24 hours urine analysis	29.920 (10.717-83.533)	<0.001
f-URS / SWL	5.580 (2.098-14.838)	0.001

Lojistic Regression Analysis

^*= 95% confidence interval