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. Author manuscript; available in PMC: 2019 May 1.
Published in final edited form as: Epidemiology. 2018 May;29(3):333–341. doi: 10.1097/EDE.0000000000000809

Figure 1. Difference in Lung Volume (mL) by Distance to Major Roadway Category.

Figure 1

Adjusted for sex, age, height and height2, weight, education (no high school diploma, completed high school, some college, college degree or higher), median owner-occupied home value and population density from 2000 census tract, smoking status (former vs never), pack-years of smoking, smoking by others in household, cohort, and date of exam.