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Table 1 Percent attenuation of RR1,noisy by main pollutant and measurement error type

From: A simulation study to quantify the impacts of exposure measurement error on air pollution health risk estimates in copollutant time-series models

Main pollutant δspatial δpopulation δtotal
Local
 CO 30–31% 3–4% 31–32%
 NOx 29–30% 82–85% 85%
 EC 40% 46–47% 69%
Regional
 PM2.5 14–15% 64–65% 69%
 SO4 10% 49% 54–55%
 O3 14–15% 72% 75–76%