Table 7 Results of adjusted Generalized Additive Model and the effect of pollutants on respiratory deaths in peoples 18–60 years old (for 1 unit increase in CO and 10 units increase in all other pollutants)
Lag | df | RR | 95% CI for RR | P- Value | |
|---|---|---|---|---|---|
Lag 0 | O3 (ppb) | 7.57 | 1.07 | 0.99–1.09 | 0.128 |
CO (ppm) | 6.33 | 0.99 | 0.93–1.04 | 0.549 | |
NO2 (ppb) | 1 | 1.05 | 1.00–1.09 | 0.034 | |
SO2 (ppb) | 3.19 | 0.96 | 0.90–1.02 | 0.195 | |
PM10 (μg/m3) | 7.47 | 1.02 | 1.00–1.04 | < 0.001 | |
PM2.5 (μg/m3) | 3.25 | 1.05 | 0.96–1.13 | 0.198 | |
Lag 1 | O3 (ppb) | 5.57 | 1.04 | 0.99–1.08 | 0.117 |
CO (ppm) | 5.14 | 0.97 | 0.93–1.03 | 0.345 | |
NO2 (ppb) | 7.07 | 1.05 | 1.01–1.10 | 0.026 | |
SO2 (ppb) | 1 | 0.96 | 0.90–1.02 | 0.206 | |
PM10 (μg/m3) | 7.08 | 1.03 | 1.01–1.05 | 0.001 | |
PM2.5 (μg/m3) | 2.87 | 1.06 | 1.02–1.06 | < 0.001 | |
Lag 2 | O3 (ppb) | 5.28 | 1.06 | 1.01–1.11 | 0.014 |
CO (ppm) | 4.98 | 0.98 | 0.96–1.04 | 0.597 | |
NO2 (ppb) | 4.14 | 1.06 | 1.01–1.10 | 0.011 | |
SO2 (ppb) | 1.61 | 0.95 | 0.88–1.01 | 0.087 | |
PM10 (μg/m3) | 6.84 | 1.03 | 1.01–1.05 | 0.003 | |
PM2.5 (μg/m3) | 3.16 | 1.04 | 1.01–1.07 | < 0.001 | |
Lag 3 | O3 (ppb) | 6.96 | 1.07 | 1.02–1.12 | 0.004 |
CO (ppm) | 6.99 | 0.97 | 0.92–1.02 | 0.250 | |
NO2 (ppb) | 2.2 | 1.04 | 0.99–1.10 | 0.084 | |
SO2 (ppb) | 8.61 | 0.95 | 0.89–1.01 | 0.120 | |
PM10 (μg/m3) | 7.47 | 1.02 | 0.95–1.09 | 0.156 | |
PM2.5 (μg/m3) | 3.21 | 1.02 | 0.95–1.09 | 0.094 | |
Mean Lag 4–8 | O3 (ppb) | 8.61 | 1.04 | 0.99–1.09 | 0.119 |
CO (ppm) | 4.49 | 0.97 | 0.93–1.03 | 0.433 | |
NO2 (ppb) | 2.7 | 1.03 | 0.98–1.07 | 0.243 | |
SO2 (ppb) | 1 | 0.95 | 0.89–1.02 | 0.137 | |
PM10 (μg/m3) | 7.73 | 1.02 | 1.00–1.04 | 0.017 | |
PM2.5 (μg/m3) | 4.26 | 1.00 | 0.97–1.04 | 0.341 |