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. Author manuscript; available in PMC: 2022 May 2.
Published in final edited form as: J Expo Sci Environ Epidemiol. 2021 Nov 2;32(1):1–9. doi: 10.1038/s41370-021-00389-3

Figure 1. Distribution of children’s blood lead concentrations by study visit at ages 1, 2, 3, 4, 5, and 8 years (The HOME Study; Cincinnati, OH).

Figure 1.

Solid line indicates median of each distribution. Jittered dots are individual observations. Smoothed lines are density functions. Labels on the y-axis have been back-transformed. Observations: Year 1= 229; Year 2 = 203; Year 3= 182; Year 4= 133; Year 5 = 140; Year 8= 147.