Other Names: Mentally dull
Subclinical mental retardation
Incidence: In the 1980's, a study showed that up to 25% of the Chinese children in areas low in iodine were mildly retarded, with IQ's of 50 to 69. In 1997, an iodine deficiency in Georgia is thought to have reduced the average IQ of 50,000 babies by 10 points.
Problem Type: E: Emanations of other problems
Date of last update 09.05.2003 – 00:00 CEST