Early renal damage among children living in the region of highest burden of chronic kidney disease of unknown etiology (CKDu) in Sri Lanka

Table 3 Comparison of UACR (mg/g) between groups using Mann-Whitney U test for binary independent variables

		Median	Z	p	Approximate effect size
District	Anuradhapura	10.74	−2.217	0.027	−0.04
District	Polonnaruwa	10.00	−2.217	0.027	−0.04
Sex	Males	9.43	−6.633	0.001	−0.12
Sex	Females	11.29	−6.633	0.001	−0.12
Ethnicity	Sinhala	10.64	−4.357	0.001	−0.09
Ethnicity	Other	9.09	−4.357	0.001	−0.09
Family History of CKD	No	10.25	−0.833	0.405	−0.02
Family History of CKD	Yes	10.53	−0.833	0.405	−0.02
Chronic diseases	Yes	11.11	−2.047	0.041	−0.04
Chronic diseases	No	10.38	−2.047	0.041	−0.04
Anemia	No	10.11	−1.908	0.056	−0.04
Anemia	Yes	11.04	−1.908	0.056	−0.04

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