The Relationship between Blood Lead Concentrations, Intelligence and Attainment in a School Population: a Pilot Study

Yule, William; Lansdown, Richard; B. Millar, Ian; Urbanowicz, Marie‐Anne

doi:10.1111/j.1469-8749.1981.tb02038.x

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The Relationship between Blood Lead Concentrations, Intelligence and Attainment in a School Population: a Pilot Study

Published in Developmental Medicine & Child Neurology • Dec 1, 1981

Authors:

William Yule

Richard Lansdown

Ian B. Millar

Abstract

SUMMARY One‐hundred‐and‐sixty‐six children whose blood lead levels had previously been determined were assessed on a battery of psychometric tests. Blood lead levels ranged from 7 to 33μg/100ml, and the group performed within the average range on all tests of attainment and intelligence. There were ...

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Psychology

Intelligence quotient

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