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Figure 3 | Environmental Health

Figure 3

From: Traffic-related exposures and biomarkers of systemic inflammation, endothelial activation and oxidative stress: a panel study in the US trucking industry

Figure 3

Exposure-response penalized spline term graphs. Associations between OC first and last-day average levels and IL-6 (left, effective degrees of freedom (edf) = 1, p = 0.01) and PM2.5 first and last-day average levels and 8-OHdG (right, edf = 1.4, p = 0.02). Models adjusted for age, BMI, physical activity, hypertension, chronic disease, SHS exposure and in the case of IL-6 time varying medication use. (Dashed lines denote 95% CIs).

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