Fig. 1From: The effect of uric acid and urinary sodium excretion on prehypertension: a nationwide population-based studyCombined effect of serum uric acid and urinary sodium excretion on the risk of prehypertension. The height of each bar represents the OR for each group. ORs are compared with a common reference group (the lowest tertile of urinary sodium excretion and either the lowest tertile of serum uric acid)Back to article page