Table 2.

Risk factors related to the prognosis of patients at 1 month after stent removal using multivariate analysis.

Variables	Regression coefficients	Standard error	Wald test	p-value	OR	95% CI
Length of US	−0.474	0.144	10.810	0.001	0.622	0.469–0.826
Time of USP	−0.232	0.082	8.230	0.004	0.791	0.674–0.929
Single stent			1.109	0.574
Double stents	0.056	0.442	0.016	0.899	1.058	0.444–2.517
Triple stents	0.452	0.476	0.904	0.342	1.5572	0.619–3.994
Constant	3.029	0.511	35.091	<0.001	20.680

US, ureteral stricture; USP, ureteral stent placement; OR, odds ratio; CI, confidence interval.