The influence of low blood lead concentrations on the cognitive and physical development of primary school children in Malaysia

This study aimed to determine the relationship between blood lead (BPb) concentrations and cognitive and physical development in school children. A total of 169 urban children and 100 industrial children of Malay ethnicity, in the age range of 6½ to 8½ years, were selected. BPb was determined using...

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Main Authors: Hashim, Zailina, Raib, Junidah, Yaman, Josephine Ahphen, Hashim, Jamal Hisham
Format: Article
Language:English
Published: SAGE Publications 2008
Online Access:http://psasir.upm.edu.my/id/eprint/17216/1/The%20influence%20of%20low%20blood%20lead%20concentrations%20on%20the%20cognitive%20and%20physical%20development%20of%20primary%20school%20children%20in%20Malaysia.pdf
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author Hashim, Zailina
Raib, Junidah
Yaman, Josephine Ahphen
Hashim, Jamal Hisham
author_facet Hashim, Zailina
Raib, Junidah
Yaman, Josephine Ahphen
Hashim, Jamal Hisham
author_sort Hashim, Zailina
collection UPM
description This study aimed to determine the relationship between blood lead (BPb) concentrations and cognitive and physical development in school children. A total of 169 urban children and 100 industrial children of Malay ethnicity, in the age range of 6½ to 8½ years, were selected. BPb was determined using GF atomic absorption spectrophotometer. The mean cognitive score (102.55) of the children from the industrial area was significantly higher than that of the urban children (95.09; P < .001). However, no significant differences were found in the BPb levels between the 2 groups (industrial, 3.75 µg/dL; urban, 3.56 µg/dL). There was significant inverse correlation between BPb and cognitive scores for all children (P < .05). The cognitive scores for all children were influenced by BPb after adjustments (P < .05). The urban children had significantly better Weight for Height and Left Arm Circumference values than those from industrial area. There was no significant correlation between BPb and the anthropometric measurements. In conclusion, low BPb influenced the cognitive development, whereas physical development was not affected.
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spelling upm.eprints-172162020-07-14T07:27:09Z http://psasir.upm.edu.my/id/eprint/17216/ The influence of low blood lead concentrations on the cognitive and physical development of primary school children in Malaysia Hashim, Zailina Raib, Junidah Yaman, Josephine Ahphen Hashim, Jamal Hisham This study aimed to determine the relationship between blood lead (BPb) concentrations and cognitive and physical development in school children. A total of 169 urban children and 100 industrial children of Malay ethnicity, in the age range of 6½ to 8½ years, were selected. BPb was determined using GF atomic absorption spectrophotometer. The mean cognitive score (102.55) of the children from the industrial area was significantly higher than that of the urban children (95.09; P < .001). However, no significant differences were found in the BPb levels between the 2 groups (industrial, 3.75 µg/dL; urban, 3.56 µg/dL). There was significant inverse correlation between BPb and cognitive scores for all children (P < .05). The cognitive scores for all children were influenced by BPb after adjustments (P < .05). The urban children had significantly better Weight for Height and Left Arm Circumference values than those from industrial area. There was no significant correlation between BPb and the anthropometric measurements. In conclusion, low BPb influenced the cognitive development, whereas physical development was not affected. SAGE Publications 2008-10 Article PeerReviewed application/pdf en http://psasir.upm.edu.my/id/eprint/17216/1/The%20influence%20of%20low%20blood%20lead%20concentrations%20on%20the%20cognitive%20and%20physical%20development%20of%20primary%20school%20children%20in%20Malaysia.pdf Hashim, Zailina and Raib, Junidah and Yaman, Josephine Ahphen and Hashim, Jamal Hisham (2008) The influence of low blood lead concentrations on the cognitive and physical development of primary school children in Malaysia. Asia-Pacific Journal of Public Health, 20 (4). pp. 317-326. ISSN 1941-2479 https://journals.sagepub.com/doi/10.1177/1010539508322697 10.1177/1010539508322697
spellingShingle Hashim, Zailina
Raib, Junidah
Yaman, Josephine Ahphen
Hashim, Jamal Hisham
The influence of low blood lead concentrations on the cognitive and physical development of primary school children in Malaysia
title The influence of low blood lead concentrations on the cognitive and physical development of primary school children in Malaysia
title_full The influence of low blood lead concentrations on the cognitive and physical development of primary school children in Malaysia
title_fullStr The influence of low blood lead concentrations on the cognitive and physical development of primary school children in Malaysia
title_full_unstemmed The influence of low blood lead concentrations on the cognitive and physical development of primary school children in Malaysia
title_short The influence of low blood lead concentrations on the cognitive and physical development of primary school children in Malaysia
title_sort influence of low blood lead concentrations on the cognitive and physical development of primary school children in malaysia
url http://psasir.upm.edu.my/id/eprint/17216/1/The%20influence%20of%20low%20blood%20lead%20concentrations%20on%20the%20cognitive%20and%20physical%20development%20of%20primary%20school%20children%20in%20Malaysia.pdf
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