Vitamin and Mineral Nutrition Information System (VMNIS)

Proportion of general population with insufficient iodine intake

Proportion of population and number of individuals with insufficient iodine intake in general population based on urinary iodine (UI) below 100 µg/L, by WHO region, 2003.

Table adapted from the following document:

de Benoist B et al., eds. Iodine status worldwide. WHO Global Database on Iodine Deficiency
Geneva, World Health Organization, 2004


WHO Region a Proportion of population with UI < 100 µg/L (%) Population with UI < 100 µg/L (in millions)b
Africa 42.6 260.3
Americas 9.8 75.1
South East Asia 39.8 624
Europe 56.9 435.5
Eastern Mediterranean 54.1 228.5
Western Pacific 24 365.3
Total 35.2 1988.7

a 192 WHO Members States
b Based on population estimates for the year 2002 (United Nations, Population Division, World Population Prospects: The 2002 Revision)

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