Gholizadeh MH * ¹ (PhD), Farajzadeh M ² ( PhD ) , Darand M³ (MSc)

  ¹ Department of Physical Geography, Faculty of Physical Resources, University of Kurdistan, Sanandaj, Iran

  ² Departmentt of remote sensing, Tarbiat Modares University, Tehran, Iran

  ³ Department of Physical Geography, University of Isfahan, Isfahan, Iran

  Received 27 Jun 2009, Accepted 15 Aug 2009

  Abstract

Introduction: Tehran is one of the most pollutant cities in the world that results in its residents’ cardiovascular, respiratory and stroke disease. In this study, the mortality and air pollution data has been used during 2002-2005. The aim of this research is analysis of the correlation between air pollution and mortality rate due to cardiovascular, respiratory and stroke in Tehran.

Methods: The spatial analysis was carried out for air pollution and human mortality correlation statistic methods and regression was used to analysis correlation between human mortality rate and air pollution.

Results: The results showed that there is significant correlation between human mortality and air pollution. People older than 65 years were sensitive to air pollution. The correlation coefficient between air pollution and cardiovascular, respiratory and stroke disease mortality was 0.73, 0.70, 0.69 and 0.67 respectively that are significant at 0.01 confidence level. The central zones are most pollutant.

Conclusion: The highest correlation between air pollution and cardiovascular, respiratory and stroke disease mortality is in the October, January and November respectively. In general, the highest correlation between air pollution and total mortality is in autumn season (October, November).

Key words: Mortality, Air pollution, Tehran, Iran

Hakim Research Journal 2009 12(2): 65- 71

  * Corresponding Author: Department of Physical Geography, Faculty of Physical Resources, University of Kurdistan, Sanandaj, Iran. Tel: +98- 918- 8738460 , Fax: +98- 871- 6620550, haman_suna@yahoo.com