Table 5.
The association of cardio-cerebrovascular disease mortality with 10 µg/m3 increase of PM2.5/PM10 concentrations in different stratifications.
| Air Pollutants | Cardio-Cerebrovascular Disease OR (95%CI) a | Cardiovascular Diseases OR (95%CI) | Cerebrovascular Disease OR (95%CI) | |
|---|---|---|---|---|
| Male | PM2.5 | 1.025 * (1.024–1.027) | 1.025 * (1.023–1.027) | 1.025 * (1.023–1.027) |
| PM10 | 1.012 * (1.011–1.013) | 1.012 * (1.011–1.013) | 1.012 * (1.011–1.013) | |
| Female | PM2.5 | 1.024 * (1.023–1.025) | 1.027 * (1.025–1.030) | 1.023 * (1.021–1.026) |
| PM10 | 1.011 * (1.011–1.012) | 1.012 * (1.011–1.013) | 1.011 * (1.010–1.013) | |
| Age ≤ 65 years | PM2.5 | 1.024 * (1.022–1.026) | 1.026 * (1.023–1.029) | 1.024 * (1.021–1.026) |
| PM10 | 1.012 * (1.011–1.013) | 1.011 * (1.009–1.013) | 1.012 * (1.010–1.014) | |
| Age > 65 years | PM2.5 | 1.025 * (1.024–1.026) | 1.026 * (1.025–1.028) | 1.025 * (1.023–1.026) |
| PM10 | 1.012 * (1.011–1.013) | 1.012 * (1.011–1.013) | 1.012 * (1.011–1.013) | |
| Warm season b | PM2.5 | 1.141 * (1.136–1.145) d | 1.136 * (1.130–1.142) d | 1.139 * (1.133–1.146) d |
| PM10 | 1.038 * (1.036–1.040) e | 1.038 * (1.035–1.041) e | 1.036 * (1.033–1.039) e | |
| Cold season c | PM2.5 | 1.014 * (1.013–1.015) d | 1.015 * (1.013–1.016) d | 1.014 * (1.012–1.015) d |
| PM10 | 1.008 * (1.007–1.009) e | 1.008 * (1.007–1.009) e | 1.008 * (1.007–1.009) e | |
* p < 0.05; a OR odds ratio, CI confidence interval; b Warm season defined as May to October; c Cold season defined as November to April; d The difference of effect estimate in the cold and warm seasons was statistically significant for PM2.5 (p < 0.05); e The difference of effect estimate in the cold and warm seasons was statistically significant for PM10 (p < 0.05).