Table 1.

Percentage increase of all-cause mortality associated per specified unit increment of the air pollutant and its 95% confidence interval (CI).

Air pollutant	Increase unit	Percentage increase (%)	95% CI (%)
			Lower	Upper
PM2.5(Chen et al., 2017)	10 µg/m3	0.22	0.15	0.28
PM10(Chen et al., 2019)	10 µg/m3	0.23	0.13	0.33
Carbon monoxide(Chen et al., 2011;Tao et al., 2011)	1 mg/m3	1.76	0.11	3.42
Nitrogen dioxide(Chen et al., 2018)	10 µg/m3	0.90	0.70	1.10
Ozone(Yin et al., 2017)	10 µg/m3	0.24	0.13	0.35
Sulfur dioxide(Wang et al., 2018)	10 µg/m3	0.59	0.42	0.77