Incidencia de sintomas respiratorios y su asociacion con contaminacion atmosferica en preescolares: un analisis multinivel / Incidence of respiratory symptoms and the association with air pollution in preschoolers: a multilevel analysis
Cad. saúde pública
;
26(7): 1411-1418, jul. 2010. tab
Article
in Spanish
| LILACS
| ID: lil-553525
RESUMEN
El objetivo del estudio fue determinar la asociacion entre contaminacion atmosferica y el desarrollo de sintomas respiratorios en preescolares de Bucaramanga, Colombia. Se realizo un estudio de cohorte durante un ano, registrando sintomas en preescolares residentes en dos zonas de la ciudad con mediciones extremas de PM10 y se ajusto por variables individuales y residenciales con un modelo multinivel. Se siguieron 707 preescolares. El estornudo y la tos con flemas fueron los sintomas mas frecuentes con tasas de incidencia de 277,2 y 203,3 eventos por 100 ninos-mes en riesgo. En la zona de mayor contaminacion, un incremento de 10µg/m³ en la concentracion atmosferica de PM10 incremento en 1,3 el numero de sintomas diarios reportados. El analisis multinivel mostro ausencia de asociacion entre PM10 y sintomas respiratorios y que la historia de asma, la exposicion a alto flujo vehicular frente a la vivienda, la presencia de animales domesticos y de suelos de tierra, son las variables que tienen mayor efecto sobre la presencia de sintomas en esta poblacion de preescolares.
ABSTRACT
The aim of this study was to evaluate the association between air pollution and respiratory symptoms in preschoolers from Bucaramanga, Colombia. A cohort study was conducted by reporting daily symptoms in preschoolers living in two zones of the city with different PM10 air pollution levels. Individual and neighborhood variables were included in a multilevel analysis. In 707 preschoolers followed for a year, sneezing and cough with mucus were the most frequent symptoms, with incidence rates of 277.2 and 203.3 events per 100 child months at risk. In the high pollution zone, an increase of 10µg/m3 in PM10 concentration increased the reporting of daily symptoms by 1.3. Multilevel analysis showed no statistical association between PM10 and respiratory symptoms, but asthma history, heavy traffic in front of the residence, presence of domestic pets, and dirt floors were associated with respiratory symptoms.
Full text:
Available
Index:
LILACS (Americas)
Main subject:
Respiratory Tract Diseases
/
Air Pollution
Type of study:
Diagnostic study
/
Etiology study
/
Incidence study
/
Observational study
/
Prognostic study
/
Risk factors
/
Screening study
Limits:
Child, preschool
/
Female
/
Humans
/
Male
Country/Region as subject:
South America
/
Colombia
Language:
Spanish
Journal:
Cad. saúde pública
Journal subject:
Public Health
/
Toxicology
Year:
2010
Type:
Article
/
Project document
Affiliation country:
Colombia
Institution/Affiliation country:
Corporacion Autonoma Regional para la Defensa de la Meseta de Bucaramanga/CO
/
Observatorio de Salud Publica de Santander/CO
/
Universidad Industrial de Santander/CO
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