Table 1.

Characteristics of overall participants and participants in each quartile group for urate

	1st quartile Urate: 0.3–5.1 mg/dl	2nd quartile Urate: 5.2–5.9 mg/dl	3rd quartile Urate: 6.0–6.7 mg/dl	4th quartile Urate: 6.8–12.9 mg/dl	Overall Urate: 0.3–12.9 mg/dl
Number	3150	3214	2986	3178	12,528
Urate (mg/dl)	4.38 ± 0.68	5.56 ± 0.23**	6.33 ± 0.22**	7.59 ± 0.76**	5.96 ± 1.29
Age (years)	48.3 ± 9.5	47.1 ± 9.6**	46.4 ± 9.3**	46.6 ± 9.2**	47.1 ± 9.4
Smokers (%)	57.7	57.7	53.5**	53.5**	55.6
Drinkers (%)
Occasional	35.1	34.3	35.5	33.2	34.5
Regular	38.9	43.1**	46.8**	52.9**	45.4
Regular exercise (%)	11.0	11.5	10.9	12.0	11.4
Height (cm)	169.3 ± 6.4	169.9 ± 6.1**	170.2 ± 6.2**	170.2 ± 6.1**	169.9 ± 6.2
Body weight (kg)	64.6 ± 10.1	66.8 ± 9.9**	68.8 ± 10.3**	71.4 ± 11.5**	67.9 ± 10.8
Waist circumference (cm)	80.4 ± 8.7	82.1 ± 8.6**	83.8 ± 8.3**	86.3 ± 8.9**	83.1 ± 8.9
BMI (kg/m2)	22.5 ± 3.1	23.1 ± 3.1**	23.7 ± 3.1**	24.6 ± 3.5**	23.5 ± 3.3
Triglycerides (mg/dl)	90 (62, 130)	95 (66, 141)	107 (73, 162)	130 (86, 204)	104 (70, 158)
Therapy for hypertension (%)	10.0	10.5	12.1**	15.1**	11.9
Therapy for dyslipidemia (%)	4.3	4.7	4.8	5.0	4.7
Therapy for diabetes (%)	5.2	4.4	3.4**	2.6**	3.9
High WHtR (%)	30.2	35.7**	43.1**	54.7**	40.9
Hypertension (%)	23.3	24.5	29.4**	38.4**	28.9
Hyper-triglyceridemia (%)	18.8	21.8**	29.5**	41.9**	28.0
Hypo-HDL cholesterolemia (%)	6.5	9.0**	10.0**	12.0**	9.3
Dyslipidemia (%)	24.4	28.6**	35.5**	46.9**	33.8
Diabetes (%)	8.9	6.8**	5.4**	4.5**	6.4
Metabolic syndrome (%)	8.4	8.9	10.7**	16.1**	11.0

Numbers and means with standard deviations, medians with interquartile ranges and frequencies (%) of each variable are shown

Asterisks denote significant differences from the 1st quartile group (** p < 0.01)