Skip to main content
. 2023 Jul 25;14(5):1197–1210. doi: 10.1016/j.advnut.2023.07.004

TABLE 2.

Coverage estimates for salt among countries with mandatory food fortification legislation by subgroup

Group Subgroup Ncountries mandatory2 Coverage indicator1
Household consumes the food
Household consumes the fortifiable food
Household consumes the fortified food
Household consumes the adequately fortified food
Ncountries with data3 % (95% CI) Ncountries with data3 % (95% CI) Ncountries with data3 % (95% CI) Ncountries with data3 % (95% CI)
Total 125 64 94.4 (93.2, 95.6) 3 96.3 (89.2, 100.0)4 84 78.4 (73.9, 83.0) 31 48.6 (39.2, 57.9)
Region5 Sub-Saharan Africa 44 37 93.1 (92.0, 94.3) 0 6 41 74.6 (67.7, 81.4) 11 30.2 (21.1, 39.2)
Americas 21 3 94.1 (92.2, 96.0) 0 6 7 75.1 (51.3, 98.9) 5 64.6 (42.2, 87.1)
South Asia, East Asia, and Pacific 35 12 93.9 (89.5, 98.4) 1 100.0 (100.0, 100.0) 15 80.5 (71.2, 89.9) 3 57.9 (35.4, 80.4)
Europe and Central Asia 18 8 99.4 (99.0, 99.8) 1 99.0 (99.8, 100.0)4 10 85.0 (73.8, 96.1) 4 72.6 (48.8, 96.4)
Middle East and North Africa 6 4 98.1 (95.4, 100.0)4 1 89.0 (87.9, 90.1) 11 86.1 (78.3, 93.9) 8 48.2 (28.0, 68.4)
Income Low 26 21 93.1 (91.1, 95.1) 1 100.0 (100.0, 100.0) 23 67.7 (57.4, 78.0) 8 22.9(11.4, 34.4)
Lower middle 39 33 94.6 (92.9, 96.4) 1 89.0 (87.9, 90.1) 40 80.6 (74.4, 86.8) 14 48.6 (38.1, 589.0)
Upper middle 38 10 96.5 (94.2, 98.8) 1 99.0 (99.8, 100.0)4 18 88.4 (82.3, 94.5) 6 76.4 (57.6, 95.3)
High 21 0 0 3 71.2 (54.4, 88.0) 3 60.5 (37.3, 83.7)
Residence Urban 124 57 94.7 (93.5, 95.8) 3 97.7 (93.4, 100.0)4 60 80.5 (75.3, 85.7) 13 43.9 (26.0, 61.8)
Rural 124 57 94.7 (93.3, 96.1) 3 93.3 (80.2, 100.0)4 59 75.6 (70.1, 81.1) 12 33.1 (18.9, 47.2)
Socioeconomic status7 Poorest 124 53 91.8 (89.5, 94.1) 0 6 54 72.0 (66.3, 77.7) 8 31.1 (16.5, 45.6)
Second 124 53 93.5 (91.9, 95.1) 0 6 54 75.6 (69.9, 81.3) 8 35.9 (20.8, 51.0)
Middle 124 53 94.1 (92.7, 95.5) 0 6 54 78.3 (72.9, 83.8) 8 35.8 (18.9, 52.8)
Fourth 124 53 94.7 (93.5, 95.9) 0 6 54 80.5 (75.0, 85.9) 8 39.3 (21.1, 57.5)
Wealthiest 124 53 96.7 (95.9, 97.4) 0 6 54 82.9 (77.2, 88.7) 8 43.8 (23.5, 64.1)
1

Coverage indicators were defined as the proportion of households consuming the: 1) food (in any form), 2) fortifiable food (that is, industrially or centrally processed), 3) fortified food (that is, fortified to any extent), and 4) adequately fortified food (that is, fortified in accordance with national or international fortification standards).

2

Total number of countries with mandatory food fortification legislation as of June 2021 in total or by subgroup.

3

Total number of countries with mandatory food fortification legislation as of June 2021 and coverage data collected between 2010 and 2021.

4

The upper limit of the 95% CI was capped at 100%.

5

Region and income group were defined as per the World Bank Group classifications [31].

6

There were insufficient data available to conduct these subgroup analyses.

7

Socioeconomic status was defined as per country wealth quintiles.