From: Appropriate timing of performing abdominal ultrasonography and termination of follow-up observation for antenatal grade 1 or 2 hydronephrosis
Parameter
Number
Percentage (%)
Total
181
100
Gender
Male
148
81.8
Female
33
18.1
Laterality
Right
70
38.7
Left
111
61.3
SFU grade
Grade 1
112
61.9
Grade 2
69
38.1
Excluded patients
11
Urinary tract infection
5
45.5
Hydroureter
6
54.5