By 2011, there were 11 countries in which the national
median UIC was >300 mg/L, compared with only 5 in 2003 and
7 in 2007 (16). The excessive intakes described in Somalia in
2009 are therefore becoming more common at a global level.
With regard to our regional estimates for Somalia, the highest
UIC (619 mg/L) was found in SAC in the NEZ. This concentration
is similar to the UIC reported for a high-iodine-intake
region in China (651 mg/L), which was associated with an
elevated incidence of thyroid disease (2).