Table 2.

Odds Ratio (95% Confidence Interval) of Blood Pressure (BP) >140/90 mm Hg and >130/80 mm Hg by Quartiles of Dietary Sodium Intake

Elevated BP Level	Sodium Intake, mg/d
	≤2190	2191–3142	3143–4349	>4349
>140/90 mm Hg
Unadjusted	1.00 (Referent)	0.73 (0.55–0.98)	0.75 (0.56–1.02)	0.72 (0.54–0.96)
Fully adjusteda	1.00 (Referent)	0.75 (0.54–1.04)	0.81 (0.56–1.16)	0.98 (0.71–1.37)
>130/80 mm Hg
Unadjusted	1.00 (Referent)	0.94 (0.75–1.18)	0.96 (0.76–1.21)	0.93 (0.75–1.14)
Fully adjusteda	1.00 (Referent)	0.92 (0.71–1.19)	0.88 (0.67–1.15)	0.83 (0.63–1.09)

^aAdjusted for age, sex, race/ethnicity, body mass index, estimated glomerular filtration rate, and history of diabetes.