Table 1.

Sex, age, height, weight, and BMI in the normal and hydronephrosis groups

Characteristic	Normal group (n=19)	Hydronephrosis group (n=30)	P-value
Sex (M:F)	11:8	25:5	0.052a)
Age (mo)	6 (1-23)	4.5 (0-23)	0.050b)
Weight (kg)	8.4 (2.85-13.7)	7.9 (3.8-11.4)	0.286b)
Height (cm)	70.5 (46-96)	68.5 (49-79)	0.105b)
BMI (kg/m2)	16.9 (9.4-18.7)	17.2 (13.8-19.3)	0.538b)

Values are presented as median (range).

BMI, body mass index;

^a)Fisher exact test.

^b)From Mann-Whitney U test.