Harmful Effects of Lead on Learning

Abstract

Members of the Depts. Community Medicine, Education, Geology, and Med. Statistics Unit, Univ. Edinburgh, have investigated the effect of blood-lead on cognitive ability and educational attainment in a sample of 855 boys and girls aged 6-9 years from 18 primary schools in central Edinburgh.

Keywords

• effect of blood-lead
• multiple regression analyses
• small harmful effect