Table 3.
Odds Ratio (95% Confidence Interval) of Blood Pressure (BP) >140/90 mm Hg and >130/80 mm Hg by Quartiles of Dietary Potassium Intake
| Elevated BP Level | Potassium Intake, mg/d | |||
|---|---|---|---|---|
| ≤1771 | 1772–2529 | 2530–3450 | >3450 | |
| >140/90 mm Hg | ||||
| Unadjusted | 1.08 (0.75–1.56) | 1.37 (0.97–1.94) | 1.31 (0.89–1.91) | 1.00 (Referent) |
| Fully adjusteda | 1.16 (0.78–1.70) | 1.33 (0.92–1.91) | 1.28 (0.84–1.94) | 1.00 (Referent) |
| >130/80 mm Hg | ||||
| Unadjusted | 0.90 (0.74–1.09) | 1.13 (0.92–1.39) | 1.08 (0.89–1.31) | 1.00 (Referent) |
| Fully adjusteda | 1.24 (0.98–1.58) | 1.35 (1.06–1.71) | 1.18 (0.93–1.49) | 1.00 (Referent) |
a
Adjusted for age, sex, race/ethnicity, body mass index, estimated glomerular filtration rate, and history of diabetes.