[23] conducted a
study in Kirmanshah Iran to determine the magnitude of
IDD. Kapil et al. [15] carried out a study in Kottayam
district of Kerala state to estimate iodine deficiency and
iodine content of salt consumed by the population. Mezosi
et al. [24] conducted a cross sectional study to assess the
iodine nutritional status and the prevalence of goiter during
pregnancy in a region of Hungary that appeared to be
iodine sufficient. Akhtar et al. [13] conducted a study in
district Swat, Pakistan to find the proportion of families
using iodized salt, iodine concentration of salt used by
families, and the effects of goiter prevalence. Pandav [25]
conducted a study to assess the validity of spot-testing kits
to determine iodine content in salt. Cherinet and Kelbersa
[26] conducted a study in Ethiopia to determine the magnitude
of goiter in school children and measure indicators
of iodine deficiency. According to a WHO report of 1999
the household consumption of iodized salt across different
continents is as follows: Africa—63 %, Americas—90 %,
South East Asia—70 %, Eastern Mediterranean—66 %,
Europe—27 %, Western Pacific—76 %. Overall 68 %
households in the world are consuming iodized salt