Table 3.
Age-adjusted and multivariable-adjusted RRs of fatal CHD for specific PM components: single-pollutant models.
| Age adjusted
|
Multivariable adjusteda |
Multivariable adjustedb |
Postmenopausal females, multivariable adjustedb |
|||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Pollutant | Increment | Cases | RR (95% CI) | Cases | RR (95% CI) | Cases | RR (95% CI) | Cases | RR (95% CI) | |
| Females | PM10 | 10 μg/m3 | 92 | 1.11 (0.98–1.26) | 92 | 1.22 (1.06–1.40) | 92 | 1.22 (1.01–1.47) | 80 | 1.30 (1.08–1.57) |
| PM2.5 | 10 μg/m3 | 92 | 1.19 (0.96–1.47) | 92 | 1.42 (1.11–1.81) | 92 | 1.42 (1.06–1.90) | 80 | 1.49 (1.17–1.89) | |
| PM10–2.5 | 10 μg/m3 | 92 | 1.20 (0.95–1.53) | 92 | 1.38 (1.07–1.77) | 92 | 1.38 (0.97–1.95) | 80 | 1.61 (1.12–2.33) | |
| O3 | 10 ppb | 92 | 0.89 (0.67–1.18) | 92 | 0.97 (0.71–1.32) | 92 | 0.97 (0.68–1.38) | 80 | 1.07 (0.73–1.59) | |
| NO2 | 10 ppb | 92 | 1.09 (0.88–1.35) | 92 | 1.17 (0.92–1.49) | 92 | 1.17 (0.98–1.40) | 80 | 1.20 (1.01–1.44) | |
| SO2 | 1 ppb | 87 | 0.93 (0.87–1.01) | 87 | 0.94 (0.85–1.04) | 87 | 0.94 (0.81–1.08) | 77 | 0.94 (0.80–1.11) | |
| Males | PM10 | 10 μg/m3 | 53 | 0.95 (0.81–1.11) | 53 | 0.94 (0.80–1.11) | 53 | 0.94 (0.82–1.08) | ||
| PM2.5 | 10 μg/m3 | 53 | 0.89 (0.69–1.17) | 53 | 0.90 (0.67–1.19) | 53 | 0.90 (0.76–1.05) | |||
| PM10–2.5 | 10 μg/m3 | 53 | 0.93 (0.68–1.29) | 53 | 0.92 (0.67–1.28) | 53 | 0.92 (0.66–1.29) | |||
| O3 | 10 ppb | 53 | 0.87 (0.58–1.29) | 53 | 0.89 (0.59–1.33) | 53 | 0.89 (0.60–1.30) | |||
| NO2 | 10 ppb | 53 | 1.24 (0.94–1.64) | 53 | 1.16 (0.86–1.56) | 53 | 1.16 (0.89–1.51) | |||
| SO2 | 1 ppb | 51 | 1.06 (0.98–1.14) | 51 | 1.02 (0.92–1.13) | 51 | 1.02 (0.94–1.11) | |||
a
Adjusted for smoking status (past vs. never), years of education, BMI (below vs. at or above median), meat consumption (< 1/week vs. ≥1/week), calendar time.
b
Model “b” with sandwich variance estimate.