subclinical thyroid disorders and cognitive performance among adolescents in the united states亚临床甲状腺疾病和青少年认知能力在美国.pdfVIP

BMC Pediatrics BioMed Central Research article Open Access Subclinical thyroid disorders and cognitive performance among adolescents in the United States 1,2 1 2 2 Tiejian Wu* , Joanne W Flowers , Fred Tudiver , Jim L Wilson and Natavut Punyasavatsut3 Address: 1Department of Public Health, East Tennessee State University, Johnson City, TN 37614, USA, 2Department of Family Medicine, East Tennessee State University, Johnson City, TN 37614, USA and 3Department of Pediatrics, East Tennessee State University, Johnson City, TN 37614, USA Email: Tiejian Wu* - wut@; Joanne W Flowers - flowers@; Fred Tudiver - tudiverf@; Jim L Wilson - wilsonj@; Natavut Punyasavatsut - punyasav@ * Corresponding author Published: 19 April 2006 Received: 28 October 2005 Accepted: 19 April 2006 BMC Pediatrics2006, 6:12 doi:10.1186/1471-2431-6-12 This article is available from: /1471-2431/6/12 © 2006Wu et al; licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. Abstract Background: Thyroid hormone plays a crucial role in the growth and function of the central nervous system. The purpose of the study was to examine the relationships between the status of subclinical thyroid conditions and cognition among adole