Table 5.

Multiple logistic regression of intraoperative complications

	P	OR	95% CI
			Lower	Upper
Side (right)	0.058	0.530	0.274	1.022
Total stone burden	0.387	1.024	0.971	1.079
Impacted stone	<0.001*	5.552	2.744	11.232
Operative time (min)	0.374	1.006	0.992	1.021
Stent duration (days)	0.007*	1.011	1.003	1.020

*Significant P<0.05. CI: Confidence interval, OR: Odds ratio