Risk Factors for Systemic Inflammatory Response Syndrome Induced by Flexible Ureteroscope Combined with Holmium Laser Lithotripsy

Table 3

Multivariate logistic regression analysis of risk factors for systemic inflammatory response syndrome induced by flexible ureteroscopic lithotripsy.

Factors		Wals	value	OR	95% CI
Stone size (cm)	-0.482	9.163	0.002	1.618	0.452-0.844
Urine culture	3.250	1729.413	≤0.001	25.795	22.131-30.065
Surgery time	0.025	29.310	≤0.001	1.025	1.016-1.034
Ureteral access sheath	1.808	399.587	≤0.001	6.101	5.109-7.284

OR = odds ratio; CI = confidence interval.