Air Pollution and Risk of Stroke Occurrence in Shanghai City:a Time-series Study
- VernacularTitle:大气污染与居民脑卒中发生关系的时间序列研究
- Author:
Ruifang XU
;
Lixia PENG
;
Xianghong GU
- Publication Type:Journal Article
- Keywords:
Air pollution;
Stroke;
Time-series
- From:
Journal of Environment and Health
2007;0(10):-
- CountryChina
- Language:Chinese
-
Abstract:
Objective To research the acute adverse effects of air pollution on the risk of stroke in the air pollution exposed people.Methods Daily counts of strokes occurrence (2004-2007) were obtained from the population-based stroke registry in one district of Shanghai.Air pollution data was obtained from the Shanghai Environmental Monitoring Center.A semi-parametric generalized additive model was used to study the acute effects of air pollution on stroke occurrence after controlling for long-term and seasonal trends,weather variables,and day of the week.Results The relative risks of stroke occurrence for per 10 ?g/m3 increase of PM10,SO2 and NO2 were 1.02 (95%CI:1.01-1.03),1.05 (95%CI:1.04-1.06) and 1.09 (95%CI:1.08-1.10),respectively.Conclusion The study has provided a new evidence for the association between air pollution and risk of stroke occurrence.
