Serum Galactose-Deficient IgA1 Level Is Not Associated with Proteinuria in Children with IgA Nephropathy

Table 3

Clinical and demographic features of cohorts.

	LBCH cohort	Other Cases
	𝑛=31	𝑛=9
Incident cases	13	2
Prevalent cases	18	7
Male	21	5
Female	10	4
Caucasian	21	8
African-American	10	1
Age at biopsy, yrs	11.5±4.7	12.4±4.9
Follow-up after biopsy all	4.2±2.4	1.9±2.0
patients, yrs, mean ± SD
CKD5 at last follow-up	3	0
TA-UPCR data, patients	29	3
Follow-up after biopsy for	4.2±2.4	3.1±2.1
TA-UPCR patients, yr, mean ± SD
TA-UPCR ≥ 1.0	9	1
TA-UPCR ≥ 0.5, < 1.0	7	0
TA-UPCR < 0.5	13	2

CKD5: chronic kidney disease stage 5; LBCH: Le Bonheur Children’s Hospital; SD: standard deviation; TA-UPCR: time-average urinary protein/creatinine ratio; yrs: years.