Assessment of asthma-prone environment in Karachi, Pakistan using GIS modeling.
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OBJECTIVE: To determine the association among number of factors influenced by asthma using geographic information system. METHODS: The cross-sectional study was conducted in Landhi and Korangi towns of Karachi from 2011 to 2013, and comprised ecological mapping and multi-criteria evaluation techniques to discover the relationship of local environmental settings with asthma. Additionally, exacerbating environment and the root causes within the local settings were assessed. Data was gathered using an extended version of the questionnaire developed by the International Union against Tuberculosis and Lung Disease. Data was analysed by using ArcGIS 10. RESULTS: The findings are very alarming as almost 40% (468,930 estimated pop 1998 census) of the study population lived in high asthma-prone environment, having a very high risk of respiratory disorders, including asthma. CONCLUSIONS: The integrated environmental effect in the form of respiratory disorders was appraised, focusing on asthma by using multi-criteria analysis.
author list (cited authors)
Khan, I. A., Arsalan, M. H., Mehdi, M. R., Kazmi, J. H., Seong, J. C., & Han, D.
complete list of authors
Khan, Imran Ahmed||Arsalan, Mudassar Hassan||Mehdi, Mohammed Raza||Kazmi, Jamil Hasan||Seong, Jeong Chang||Han, Daikwon