Table 4. Association between a 10 μg/m3 increase in PM2.5 (lag 03 day) and an increase in deaths using the co-pollutant model.
| Pollutant model | ER of daily non-accidental death count (%) | ER of daily circulatory diseases death count (%) |
|---|---|---|
| Single pollutant model | ||
| PM2.5 | 0.36 (0.07, 0.70)* | 0.44 (0.04, 0.85)* |
| PM10 | 0.21 (-0.03, 0.46) | 0.25 (-0.06, 0.57) |
| SO2 | 0.65 (-0.96, 2.02) | 0.85 (-0.84, 2.57) |
| NO2 | 1.08 (-0.03, 2.20) | 1.48 (0.05, 2.92)* |
| O3 | 1.13 (0.50, 1.77)* | 1.34 (0.54, 2.15)* |
| Co-pollutant model | ||
| PM2.5+PM10 | 0.63 (-0.03, 1.30) | 0.68 (-0.18, 1.54) |
| PM2.5+SO2 | 0.39 (0.04, 0.73)* | 0.43 (-0.01, 0.86) |
| PM2.5+NO2 | 0.33 (-0.08, 0.75) | 0.30 (-0.23, 0.83) |
| PM2.5+O3 | 0.24 (-0.09, 0.57) | 0.28 (-0.14, 0.70) |
| PM2.5+PM10+SO2 | 0.64 (-0.06, 1.34) | 0.66 (-0.24, 1.56) |
| PM2.5+PM10+NO2 | 0.58 (-0.16, 1.33) | 0.50 (-0.46, 1.47) |
| PM2.5+PM10+O3 | 0.62 (-0.05, 1.28) | 0.65 (-0.20, 1.51) |
| PM2.5+SO2+NO2 | 0.33 (-0.08, 0.75) | 0.30 (-0.23, 0.83) |
| PM2.5+SO2+O3 | 0.22 (-0.14, 0.57) | 0.23 (-0.23, 0.68) |
| PM2.5+NO2+O3 | 0.18 (-0.24, 0.60) | 0.11 (-0.43, 0.66) |
*P<0.05