The Association between the Serum Uric Acid Level and Hypertension in Middle-Aged and Elderly Adults

Table 3

Subgroup analysis stratified by race and sex.

Quartiles of serum uric acid	Incidence of HTN OR (95% CI)
	Whites	Blacks	Mexican Americans	Other races
Female
Lowest quartiles	Reference	Reference	Reference	Reference
2nd	1.38 (1.04, 1.85)	1.25 (0.78, 1.99)	1.58 (1.07, 2.33)	0.85 (0.41, 1.76)
3rd	1.67 (1.21, 2.31)	1.56 (0.94, 2.61) 0.0864	1.64 (1.02, 2.64) 0.0417	1.71 (0.74, 3.97) 0.2090
4th	2.48 (1.68, 3.67)	2.04 (1.14, 3.63)	2.14 (1.13, 4.05)	1.89 (0.75, 4.79)
for trend	<0.001	0.0114	0.0074	0.1154
Male
Lowest quartiles	Reference	Reference	Reference	Reference
2nd	1.59 (0.96, 2.65)	0.54 (0.24, 1.18)	0.99 (0.54, 1.79)	0.36 (0.10, 1.34)
3rd	1.65 (1.02, 2.67)	1.03 (0.53, 2.03)	1.56 (0.88, 2.75)	0.41 (0.11, 1.47)
4th	2.61 (1.60, 4.24)	1.18 (0.61, 2.28)	1.59 (0.87, 2.89)	0.69 (0.19, 2.48)
for trend	<0.001	0.1407	0.0396	0.5788

Age, sex, race, income-poverty ratio, physical activity, smoking behavior, alcohol consumption, diabetes mellitus status, body mass index, total cholesterol, serum homocysteine, urine creatinine, blood urea nitrogen, and total calcium were adjusted.