Study of the Relationship Between Air Pollution and Respiratory Diseases in Nanning / 环境与健康杂志

ABSTRACT

Objective To investigate the relationship between air pollution and respiratory diseases in Nanning. Methods To analyze the prominent pollutants in the last 12 years total suspensible particulate (TSP), drop dust, sulphur dioxide (SO2) and nitrogen oxide (NOx) by using Shanghai Air Quality Index, and study the correlation between the above data and the constituent ratio of chronic odstructive lung disease(COPD) inpatients of Guanxi Zhuangzu Autonomous Region People's Hospital as well as the mortality of respiratory diseases in Nanning in the same period. Results The air pollution in Nanning was classified into coal pollution. The dominating pollutants were TSP, drop dust, SO2 and NOx. The epidemiology research showed that the mortality of respiratory diseases in industrial zone were 1.4-2.4 times of that in the city zoon, the city zone was less higher than suburb. During the most severe air pollution period in 1991-1995, the mortality of respiratory diseases was highest, and the inpatients of COPD in the hospital was relevant higher. Conclusion Air pollution is the primary environmental pathogeny and fatal factor for respiratory diseases.