the effects of socioeconomic status and indices of physical environment on reduced birth weight and preterm births in eastern massachusetts社会经济地位的影响和物理环境指数减少出生体重和马萨诸塞州东部的早产.pdf

Environmental Health BioMed Central Research Open Access The effects of socioeconomic status and indices of physical environment on reduced birth weight and preterm births in Eastern Massachusetts 1,2 1 1 Ariana Zeka* , Steve J Melly and Joel Schwartz Address: 1Department of Environmental Health, Harvard School of Public Health, Harvard University, Landmark Suite 415 West, Boston, MA 02115, USA and 2Institute for the Environment, Brunel University West London, UB8 3PH, UK Email: Ariana Zeka* - Ariana.Zeka@brunel.ac.uk; Steve J Melly - sjmelly@; Joel Schwartz - jschwrtz@ * Corresponding author Published: 25 November 2008 Received: 20 December 2007 Accepted: 25 November 2008 Environmental Health 2008, 7:60 doi:10.1186/1476-069X-7-60 This article is available from: /content/7/1/60 © 2008 Zeka 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: Air pollution and social characteristics have been shown to affect indicators of health. While use of spatial methods to estimate exposure to air pollution has increased the power to detect effects, questions have been raised about potential for confounding by social factors. Methods: A study of singleton bir