tailieunhanh - Traffic-related air pollution and respiratory symptoms among asthmatic children, resident in Mexico City: the EVA cohort study"

Collection of reports on medical research published in medical journals' Respiratory Research give you knowledge of medical subjects: "Traffic-related Air Pollution and Respiratory symptoms Among asthmatic children, resident in Mexico City : the EVA cohort study . | Respiratory Research BioMed Central Open Access Traffic-related air pollution and respiratory symptoms among asthmatic children resident in Mexico City the EVA cohort study Maria-Consuelo Escamilla-Nunez1 Albino Barraza-Villarreal1 Leticia Hernandez-Cadena1 Hortensia Moreno-Macias1 Matiana Ramirez- Aguilar2 Juan-Jose Sienra-Monge3 Marlene Cortez-Lugo1 Jose- Luis Texcalac1 Blanca del Rio-Navarro3 and Isabelle Romieu 1 Address 1Instituto Nacional de Salud Pública Mexico 2Comision Federal para la Proteccion contra Riesgos Sanitarios SSA Mexico and 3Hospital Infantil de Mexico Federico Gomez Mexico Email Maria-Consuelo Escamilla-Nunez - mescamilla@ Albino Barraza-Villarreal - abarraza@ Leticia Hernandez-Cadena - lhcadena@ Hortensia Moreno-Macias - hmoreno@ Matiana Ramirez- Aguilar - mramireza@ Juan-Jose Sienra-Monge - jjsienra@ Marlene Cortez-Lugo - cmarlene@ Jose-Luis Texcalac - jtexcalac@ Blanca del Rio-Navarro - blancadelrio@ Isabelle Romieu - iromieu@ Corresponding author Published 16 November 2008 Received 2 May 2008 Accepted 16 November 2008 Respiratory Research 2008 9 74 doi 1465-9921 -9-74 p This article is available from http content 9 l 74 2008 Escamilla-Nunez et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Background Taffic-related air pollution has been related to adverse respiratory outcomes however there is still uncertainty concerning the type of vehicle emission causing most deleterious effects. Methods A panel study was conducted among l47 asthmatic and 50 healthy children who were followed up for an average of 22 weeks. Incidence density