Table 1.

Demographics of study cohort ^a

Characteristic	ULT (n = 2690)	No ULT (n = 10,061)	CKD Stage 2 (n = 4343)	CKD Stage 3 (n = 6299)	CKD Stage 4 (n = 2109)
Male sex	63	59	68	59	48
Age, years
< 50	6	10	16	5	6
50–59	16	19	29	13	12
60–70	32	30	34	31	24
> 70	47	41	22	51	58
Race
White	53	52	48	54	55
Asian	15	13	17	12	9
Hispanic	17	20	19	18	24
Black	13	13	13	14	11
Other	2	2	3	2	1

^aData are presented as percentages. Some percentages may not total to 100 because of rounding.

CKD = chronic kidney disease; ULT = urate-lowering therapy.