TABLE 1.

SBP increase (mm Hg) with each 2300 mg/24 h increase of sodium intake

	SBP increase (mm Hg)
Age group	hypertensive	normotensive
25–29	3.2	1.3
30–34	3.7	1.9
35–39	4.1	2.3
40–44	4.8	2.9
45–49	5.3	3.4
50–54	5.9	4.1
55–59	6.5	4.6
60–64	6.9	5.0
65–69	7.4	5.5
70–74	7.9	6.1
75–79	8.4	6.6
80+	9.0	7.1

Abbreviation: SBP, systolic blood pressure.