Table 1.

Sodium content in vegetable soups (mg sodium/100 g soup)^a

		Before adding salt				After adding salt				Salt added during the cooking process
		Mean±SD	Med	Min	Max	Mean±SD	Med	Min	Max	Mean±SD	Med	Min	Max
NH1	Soup day 1	4.5±0.1				212.4±4.6				207.9±4.5
	Soup day 2	5.5±1.6				315.2±23.7				309.7±22.1
	Soup day 3	1.3±1.2				290.8±12.2				289.5±11
	Soup day 4	5.5±1.5				308.3±11.4				302.8±9.9
	Soup day 5	17.2±2.6				334.4±1.9				317.2±0.7
	Soup day 6	7.4±4.2				267.8±12.3				260.4±8.1
	Soup day 7	2.7±0.8				420.0±12.3				417.3±11.5
	Mean of the 7 days soups	6.3±4.6	4.6	1.3	17.2	307.0±11.2	308.3	212.4	420.0	300.7±6.6b	302.8	207.9	417.3
NH2	Soup day 1	2.4±0.6				358.1±10.2				355.7±9.6
	Soup day 2	13.5±2.9				185.4±4.1				171.9±1.2
	Soup day 3	33.9±2.0				166.4±10.2				132.5±8.2
	Soup day 4	18.9±0.2				175.3±14.2				156.4±14.0
	Soup day 5	21.4±1.3				204.9±5.0				183.5±3.7
	Soup day 6	130.1±1.0				300.9±6.5				170.9±5.5
	Soup day 7	0.6±0.4				226.9±9.1				226.3±8.7
	Mean of the 7 days soup	31.5±6.2	15.7	0.6	130.1	231.1±13.5	212.5	166.4	300.9	206.7±7.3b	196.8	132.5	355.7
PS	Soup day 1	3.0±1.1				164.6±3.5				161.6±2.4
	Soup day 2	3.0±0.5				107.6±2.9				104.6±2.5
	Soup day 3	3.0±0.5				110.2±8.4				107.2±8.0
	Soup day 4	18.5±0.9				67.2±5.9				48.7±5.0
	Soup day 5	18.5±0.9				318.0±19.5				299.5±18.6
	Mean of the 5 days soup	9.2±0.7	6.1	3.0	18.5	153.5±8.0	131.9	67.2	318.0	144.3±7.3b	125.8	48.7	299.5

^aSodium obtained using flame photometry methodology; vegetable soups included four vegetables and potatoes.

^bValues used to perform a 30% salt reduction.

SD=standard deviation; Med=median; Min=minimum; Max=maximum; NH1= Nursing Home 1; NH2= Nursing Home 2; and PS= preschool.