Table 5.

UPJO: predictors for persistent hydronephrosis.

Factor	Odds ratio (OR)	Confidence interval (CI)	P value*
Gender	0.67	0.32–1.42	0.3
Prematurity	0.86	0.21–3.55	0.83
UTI	0.55	0.19–1.58	0.27
Laterality	0.76	0.39–1.51	0.44
Time of diagnosis	0.42	0.17–1.05	0.06
Severity	7.71	3.29–18.07	<0.001

^*Results represent the findings from the simple logistic regression.