Table 2.

The average sodium intake and removal, BP, and defined daily dose of antihypertensive drugs of study subjects according to tertile of average sodium intake

Basic Characteristic	Tertile of Average Sodium Intake			P
	Low	Middle	High
Sodium intake, g/d	1.41 ± 0.17a,b	1.81 ± 0.11c	2.47 ± 0.54	<0.001d
Sodium removal, g/d	2.20 ± 1.21a,b	2.78 ± 1.09	3.03 ± 1.11	<0.001d
SBP, mmHg	136.55 ± 15.88	136.90 ± 15.07	135.69 ± 15.05	0.91
DBP, mmHg	77.84 ± 10.95c	78.24 ± 9.17	80.91 ± 10.65	0.07
MAP, mmHg	97.41 ± 10.99	97.66 ± 9.67	99.17 ± 10.27	0.42
Defined daily dose	0.30 (0 to 1.16)	1.74 (1.17 to 2.40)	3.52 (2.4 to 10.67)	0.35

Values are mean ± SEM or median (minimum to maximum)

^aP < 0.001 compared to high-tertile group.

^bP < 0.001 compared to middle tertile group.

^cP < 0.05 compared to high-tertile group.

^dP < 0.001 compared between three groups.