| Model 1 | Model 2 | Model 3 | Model 4 | ||||||||
β | (SE) | p value | β | (SE) | p value | β | (SE) | p value | β | (SE) | p value | |
CHD, % |
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Fixed Effects |
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Intercept | 28.21 | (0.67) | <0.001 | 25.23 | (0.84) | <0.001 | 24.95 | (0.81) | <0.001 | 21.34 | (1.13) | <0.001 |
PM2.5 μg/m3 |
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| 0.36 | (0.07) | <0.001 | 0.38 | (0.09) | <0.001 | 0.49 | (0.09) | <0.001 |
Random Effects |
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Level 1 | 16.52 | (0.73) | <0.001 | 16.28 | (0.73) | <0.001 | 15.95 | (0.72) | <0.001 | 15.61 | (0.71) | <0.001 |
Intercept(State) | 20.89 | (4.51) | <0.001 | 16.82 | (3.75) | <0.001 | 11.85 | (3.99) | 0.002 | 10.74 | (3.89) | 0.003 |
Slope (PM2.5) |
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| 0.09 | (0.05) | 0.022 | 0.10 | (0.05) | 0.015 |
Model Fit Statistics |
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AIC | 6227.30 |
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| 6102.70 |
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| 6097.10 |
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| 6088.50 |
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BIC | 6231.20 |
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| 6106.50 |
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| 6102.80 |
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| 6094.20 |
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Stroke, % |
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Fixed Effects |
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Intercept | 3.66 | (0.10) | <0.001 | 2.83 | (0.13) | <0.001 | 2.70 | (0.12) | <0.001 | 3.07 | (0.16) | <0.001 |
PM2.5 μg/m3 |
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| 0.10 | (0.01) | <0.001 | 0.11 | (0.01) | <0.001 | 0.08 | (0.01) | <0.001 |
Random Effects |
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Level 1 | 0.42 | (0.02) | <0.001 | 0.39 | (0.02) | <0.001 | 0.37 | (0.02) | <0.001 | 0.34 | (0.02) | <0.001 |
Intercept (State) | 0.49 | (0.11) | <0.001 | 0.35 | (0.08) | <0.001 | 0.19 | (0.08) | 0.011 | 0.18 | (0.07) | 0.007 |
Slope (PM2.5) |
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| 0.00 | (0.00) | 0.001 | 0.00 | (0.00) | 0.003 |
Model Fit Statistics |
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AIC | 2246.40 |
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| 2126.70 |
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| 2103.50 |
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| 2039.00 |
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BIC | 2250.20 |
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| 2130.50 |
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| 2109.20 |
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| 2044.80 |
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Diabetes, % |
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Fixed Effects |
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Intercept | 25.58 | (0.50) | <0.001 | 21.68 | (0.63) | <.0001 | 21.87 | (0.64) | <0.001 | 20.86 | (0.85) | <0.001 |
PM2.5 μg/m3 |
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| 0.47 | (0.06) | <.0001 | 0.44 | (0.07) | <0.001 | 0.33 | (0.06) | <0.001 |
Random Effects |
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Level 1 | 11.71 | (0.52) | <0.001 | 11.02 | (0.49) | <.0001 | 10.79 | (0.49) | <0.001 | 8.46 | (0.39) | <0.001 |
Intercept (State) | 11.28 | (2.47) | <0.001 | 7.75 | (1.80) | <.0001 | 7.48 | (2.10) | 0.000 | 7.82 | (2.03) | <0.001 |
Slope (PM2.5) |
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| 0.03 | (0.02) | 0.053 | 0.02 | (0.02) | 0.101 |
Model Fit Statistics |
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AIC | 5845.20 |
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| 5673.90 |
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| 5670.60 |
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| 5437.30 |
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BIC | 5849.00 |
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| 5677.70 |
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| 5676.30 |
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| 5443.00 |
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