Sample | Exposure | Normal (n = 13,448) | Overweight (n = 7,203) | Obesity (n = 9,591) | |||
---|---|---|---|---|---|---|---|
β (95% CI) | p-value | β (95% CI) | p-value | β (95% CI) | p-value | ||
Total | Crude | Â | Â | Â | Â | Â | Â |
 | PM10 (μg/m3) | –0.02 (-0.04, 0.004) | 0.12 | –0.02 (-0.04, 0.01) | 0.25 | –0.01 (-0.04, 0.008) | 0.21 |
 | NO2 (ppb) | –0.23 (-0.25, -0.21) |  < 0.0001 | –0.19 (-0.23, -0.15) |  < 0.0001 | –0.17 (-0.19, -0.15) |  < 0.0001 |
 | CO (ppm) | –0.04 (-0.06, -0.02) |  < 0.0001 | –0.03 (-0.05, -0.01) | 0.009 | –0.046 (-0.07, -0.03) |  < 0.0001 |
 | Adjusted model |  |  |  |  |  |  |
 | PM10 (μg/m3) | –0.009 (-0.03, 0.01) | 0.39 | –0.02 (-0.05, 0.008) | 0.17 | –0.04 (-0.06, -0.01) | 0.002 |
 | NO2 (ppb) | –0.13 (-0.17, -0.09) |  < 0.0001 | –0.11 (-0.15, -0.07) |  < 0.0001 | –0.12 (-0.16, -0.08) |  < 0.0001 |
 | CO (ppm) | –0.03 (-0.05, -0.01) |  < 0.0001 | –0.03 (-0.05, -0.01) | 0.004 | –0.06 (-0.08, -0.04) |  < 0.0001 |
Women | Crude | Â | Â | Â | Â | Â | Â |
 | PM10 (μg/m3) | –0.04 (-0.06, -0.02) | 0.004 | –0.05 (-0.09, -0.01) | 0.006 | –0.045 (-0.08, -0.01) | 0.004 |
 | NO2 (ppb) | –0.18 (-0.20, -0.16) |  < 0.0001 | –0.16 (-0.20, -0.12) |  < 0.0001 | –0.18 (-0.22, -0.14) |  < 0.0001 |
 | CO (ppm) | –0.06 (-0.08, -0.04) |  < 0.0001 | –0.04 (-0.07, -0.01) | 0.008 | –0.07 (-0.09, -0.05) |  < 0.0001 |
 | Adjusted model |  |  |  |  |  |  |
 | PM10 (μg/m3) | –0.03 (-0.05, -0.01) | 0.04 | –0.05 (-0.09, -0.01) | 0.01 | –0.07 (-0.11, -0.03) |  < 0.0001 |
 | NO2 (ppb) | –0.10 (-0.14, -0.06) |  < 0.0001 | –0.10 (-0.16, -0.04) | 0.001 | –0.15 (-0.21, -0.09) |  < 0.0001 |
 | CO (ppm) | –0.05 (-0.07, -0.03) |  < 0.0001 | –0.04 (-0.07, -0.01) | 0.01 | –0.08 (-0.10, -0.06) |  < 0.0001 |
Men | Crude | Â | Â | Â | Â | Â | Â |
 | PM10 (μg/m3) | 0.03 (-0.01, 0.07) | 0.13 | 0.02 (-0.02, 0.06) | 0.38 | 0.02 (-0.02, 0.06) | 0.35 |
 | NO2 (ppb) | –0.27 (-0.31, -0.23) |  < 0.0001 | –0.22 (-0.26, -0.18) |  < 0.0001 | –0.18 (-0.22, -0.14) |  < 0.0001 |
 | CO (ppm) | 0.003 (-0.02, 0.02) | 0.83 | –0.02 (-0.06, 0.02) | 0.18 | –0.02 (-0.05, 0.007) | 0.14 |
 | Adjusted model |  |  |  |  |  |  |
 | PM10 (μg/m3) | 0.02 (-0.02, 0.06) | 0.30 | 0.01 (-0.03, 0.05) | 0.55 | –0.008 (-0.05, 0.03) | 0.66 |
 | NO2 (ppb) | –0.19 (-0.25, -0.13) |  < 0.0001 | –0.12 (-0.18, -0.06) |  < 0.0001 | –0.09 (-0.15, -0.03) | 0.0002 |
 | CO (ppm) | –0.01 (-0.03, 0.01) | 0.45 | –0.02 (-0.06, 0.02) | 0.20 | –0.03 (-0.05, 0.0008) | 0.06 |