Table 1. Contextual details of studies included in the meta-analysis.
Study | Year | City | Study period | Study design | Air pollutant | Lags exposure | Model |
---|---|---|---|---|---|---|---|
Xu et al. | 2017 | Beijing, China | 2013 | Time-series | PM2.5, NO2, SO2, O3, CO | 0, 1, 2, 3, 4, 0–1, 0–3, 0–5 | GAM |
Qin et al. | 2016 | Zhengzhou, China | 2013–2015 | Time-series | O3 | 0–1 | GAM |
Lin et al. | 2016 | China | 2013–2015 | Time-series | PM2.5, SO2, NO2, O3 | 0–3 | GAM |
Xie et al. | 2015 | Beijing, China | 2010–2012 | Time-series | PM2.5 | 0, 1, 2, 3, 4, 0–2, 0–4 | GAM |
Li et al. | 2015 | Beijing, China | 2005–2009 | Time-series | PM2.5 | 1,2 | GAM |
Zhang et al. | 2014 | Guangzhou, China | 2008–2011 | Time-series | PM10, SO2, NO2 | 0–5 | GAM |
Tong et al. | 2014 | Tianjin, China | 2008–2011 | Time-series | PM10, SO2, NO2 | 0, 0–1 | GLM |
Yu et al. | 2013 | Hong Kong, China | 1998–2007 | Time-series | PM10, NO2 | 0–3 | GAM |
Wang et al. | 2013 | Tianjin, China | 2006–2010 | Time-series | PM10, SO2, NO2 | 0, 1, 2, 0–3 | GAM |
Huang et al. | 2013 | Hong Kong, China | 1998–2007 | Time-series | PM10, NO2, O3, SO2 | 0, 1, 0–3 | GAM |
Geng et al. | 2013 | Shanghai, China. | 2007–2008 | Time-series | PM2.5 | 3 | NG |
Yu et al. | 2012 | Guangzhou, China | 2006–2009 | Time-series | PM10, SO2, NO2 | 0–1 | GAM |
Yang et al. | 2012 | Suzhou, China | 2006–2008 | Time-series | O3 | 0–1 | GAM |
Yang et al. | 2012 | Guangzhou, China | 2007–2008 | Case-crossover | PM2.5 | 0–1 | Logistic |
Tao et al. | 2012 | China | 2006–2008 | Time-series | PM10, NO2, O3 | 0–2 | GLM |
Xia et al. | 2012 | China | 2001–2008 | Time-series | PM10 | 0–1 | GAM |
Huang et al. | 2012 | Xi’an, China | 2004–2008 | Time-series | PM2.5 | 0–2 | GAM |
Chen et al. | 2012 | China | 2001–2008 | Time-series | NO2 | 0–1 | GLM |
Chen et al. | 2012 | China | 2006–2009 | Time-series | PM10 | 0–1 | GAM |
Ma et al. | 2011 | Shenyang, China | 2006–2008 | Case-crossover | PM2.5 | 0–1 | GAM |
Chen et al. | 2011 | China | 2006–2008 | Time-series | PM2.5, PM10 | 0, 1, 2, 0–1, 0–2 | GLM |
Qian et al. | 2010 | Xian, China | 2004–2008 | Time-series | PM2.5 | 0–1 | GAM |
Chen et al. | 2010 | Anshan, China | 2005–2007 | Time-series | PM10, SO2, NO2 | 0, 6, 0–1, 0–6 | GAM |
Chen et al. | 2010 | Shanghai, China. | 2005–2007 | Time-series | PM10, SO2, NO2 | 0, 6, 0–1, 0–6 | GLM |
Huang et al. | 2009 | Shanghai, China. | 2004–2005 | Time-series | PM2.5 | 0 | GAM |
Cao et al. | 2009 | Shanghai, China. | 2005–2007 | Time-series | PM10, SO2 | 0, 6, 0–1, 0–6 | GLM |
Wong et al. | 2008 | China | 2001–2004 | Time-series | PM10, SO2, NO2, O3 | 0–1 | GLM |
Chen et al. | 2008 | Shanghai, China. | 2001–2004 | Time-series | PM10, SO2, NO2 | 0–1 | GAM |
Qian et al. | 2007 | Wuhan, China | 2001–2004 | Time-series | PM10, O3 | 0, 4, 0–1, 0–4 | GAM |
Kan et al. | 2007 | Shanghai, China | 2004–2005 | Time-series | PM2.5, PM10 | 0–1 | GAM |
GAM, Generalized additive model. GLM, Generalized linear model. Logistic, Logistic regression model.