Table 2: Distribution of VUR grade.

VUR gradeNo. unilateral (%)No. bilateral (%)*

Total patients2226
I1 (4.5%)1 (3.8%)
II3 (13.6%)7 (26.9%)
III16 (72.7%)16 (61.5%)
IV2 (9.1%)2 (7.7%)
V0 (0%)0 (0%)

Higher grade of 2 ureters.