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Table 2 Daily mean salt intake among the NHNS participants and achieving rates of the salt reduction goals in Health Japan 21, the DRIs and the WHO, by age group and sex, the NHNS 2016

From: Modelling of salt intake reduction by incorporation of umami substances into Japanese foods: a cross-sectional study

Age (years)

Number of the NHNS participants

Daily mean salt intake (g/day (SD))

Achieving rate of Health Japan 21 goal (%)a

Achieving rate of DRIs goal (%)b

Achieving rate of WHO goal (%)c

Total population

 20–29

1,480

9.44 (3.2)

35.3

19.3

3.9

 30–39

2,548

9.52 (3.2)

35.0

20.6

4.1

 40–49

3,394

9.49 (3.1)

33.8

19.6

3.9

 50–59

3,254

9.86 (3.1)

29.0

14.0

2.5

 60–69

4,940

10.52 (3.2)

21.5

10.0

1.5

 70–79

3,934

10.38 (3.3)

23.8

12.5

2.1

 80 + 

2,255

9.58 (3.1)

33.5

18.6

3.5

 All

21,805

9.95 (3.2)

28.7

15.3

2.8

Men

 20–29

707

10.37 (3.5)

24.2

19.0

2.1

 30–39

1,205

10.51 (3.4)

23.7

18.0

1.8

 40–49

1,581

10.47 (3.2)

23.3

17.5

1.8

 50–59

1,481

10.77 (3.3)

18.7

13.2

1.6

 60–69

2,304

11.43 (3.4)

13.3

9.0

0.4

 70–79

1,802

11.09 (3.4)

17.5

13.3

1.2

 80 + 

892

10.32 (3.2)

24.2

19.3

2.1

 All

9,972

10.83 (3.4)

19.4

14.4

1.4

Women

 20–29

773

8.60 (2.6)

45.4

19.5

5.4

 30–39

1,343

8.64 (2.7)

45.1

22.9

6.1

 40–49

1,813

8.65 (2.6)

43.0

21.5

5.8

 50–59

1,773

9.09 (2.6)

37.6

14.7

3.2

 60–69

2,636

9.72 (2.9)

28.6

11.0

2.4

 70–79

2,132

9.78 (3.0)

29.2

11.8

2.8

 80 + 

1,363

9.10 (3.0)

39.6

18.2

4.4

 All

11,833

9.21 (2.8)

36.5

16.0

4.0

  1. DRIs Dietary Reference Intakes, WHO World Health Organization, NHNS National Health and Nutrition Survey, SD Standard deviation
  2. aRecommend consumption of no more than 8 g of salt intake a day
  3. bRecommend consumption of no more than 7.5 g of salt intake a day for men and 6.5 g for women
  4. cRecommend consumption of no more than 5 g of salt intake a day