Comparing the Quality of Iodine in Edible Salt in Iranian Households Living in the Southern Province of Khorasan-e-Razavi Using WHO Standards (Years 2010–2015)

Table 1

Different brands of salt sampling frequencies according to their average gamma iodine values.

Salt brand code	Frequency	Percentage	Mean iodine/ppm	Mode of iodine/
1	1	1.2	30.4	30
2	37	45.1	27.5	22
3	5	6.1	20.6	49
4	2	2.4	0	0
5	5	6.1	32.4	42
6	4	4.9	25.5	34
7	1	1.2	30.4	30
8	1	1.2	27	27
9	3	3.7	19.3	4
10	1	1.2	3	3
11	3	3.7	22.1	14
12	1	1.2	22	22
13	1	1.2	26	26
14	2	2.4	31	31
15	1	1.2	29.5	30
16	2	2.4	24	23
17	2	2.4	31	25
18	1	1.2	23.3	23
19	2	2.4	31.05	28
20	1	1.2	3	3
21	3	3.7	23.7	21
22	2	2.4	5	0
23	1	1.2	5	5
Total	82	100	24.7	21.3

ppm: Part per million.