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. Author manuscript; available in PMC: 2020 Oct 1.
Published in final edited form as: Environ Epidemiol. 2019 Oct;3(5):e061. doi: 10.1097/EE9.0000000000000061

Figure 1. Bean plot of the distribution of elemental carbon attributable to traffic (ECAT) concentrations among the HOME Study and CCAAPS.

Figure 1.

ECAT concentration (μg/m3) is on a natural-log y-axis. Each black and white mark represents a study participant and the bold black lines near the center indicate median concentrations in each cohort.

HOME, Health Outcomes and Measures of the Environment; CCAAPS, Cincinnati Childhood and Air Pollution Study