Low birth weight and congenital defects in connection with mine sites and agricultural fields in Sonora, Mexico. 2008-2012 prevalence
Bajo peso al nacer y defectos congénitos en relación con sitios mineros y campos agrícolas en Sonora, México. Prevalencia 2008-2012
Author:
Valdés Hernández, Javier
Reyes Pablo, Aldelmo Eloy
Navarrete Hernández, Eduardo
Canún Serrano, Sonia
Keywords:
Congenital defects
Neural tube defects
Low birth weight
Environmental pollution
Sonora’s hydrological sub-basins
Sonora river
Sonoran irrigation districts
Defectos congénitos
Defectos del tubo neural
Bajo peso al nacer
Contaminación ambiental
Subcuencas hidrológicas de sonora
Río sonora
Distritos de riego sonorenses
Neural tube defects
Low birth weight
Environmental pollution
Sonora’s hydrological sub-basins
Sonora river
Sonoran irrigation districts
Defectos congénitos
Defectos del tubo neural
Bajo peso al nacer
Contaminación ambiental
Subcuencas hidrológicas de sonora
Río sonora
Distritos de riego sonorenses
Date:
2017-01-01
Abstract:
There is evidence of environmental contamination due to mines and agricultural fields in Sonora, Mexico. Objective: to spatially study the prevalence of birth defects (BD), neural tube defects (NTD) and low birth weight (LBW) in municipalities in connection with metal mining sites and irrigation districts. Material and methods: databases of birth and stillbirth from 2008 to 2012 were used. Rates of national, state, municipal and local prevalence were estimated. Georeferenced information of the country and, in addition, states cities, rivers, irrigation districts, metal mines and hydrological sub-basins of Sonora was used. Results: prevalences are associated spatially with places where economic activities and environmental pollution problems are concentrated. Conclusions: results suggest the likely influence of environmental pollution in the prevalence of bd, ntd and lbw across the state. Existen evidencias de contaminación ambiental debido a minas y campos agrícolas en Sonora, México. El objetivo de este trabajo es estudiar espacialmente la prevalencia de los defectos al nacimiento, los del tubo neural y el bajo peso al nacer en los municipios donde hay minas de metales y en los distritos de riego. Para ello se emplearon las bases de datos de nacimiento y muerte fetal de 2008 a 2012. Se estimaron tasas de prevalencia nacional, estatal, municipal y por localidad. Se utilizó información georreferenciada del país y los estados, de localidades, ríos, distritos de riego, minas de metales y subcuencas hidrológicas de Sonora. Se encontró que las prevalencias están asociadas con los lugares donde se concentran las actividades económicas y los problemas de contaminación ambiental. Los resultados hacen suponer la probable influencia de estos últimos en la prevalencia de los defectos mencionados y el bajo peso al nacer en todo el estado.
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