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. Author manuscript; available in PMC: 2016 Feb 16.
Published in final edited form as: Environ Sci Technol. 2013 Dec 19;48(1):753–760. doi: 10.1021/es4037836

Figure 2.

Figure 2

Arithmetic mean concentration (ng/g lipid) in NHANES 2003/04 (individual samples) and NHANES 2005/06 and 2007/08 (pooled samples) by survey period, race/ethnicity (MA, NHB, NHW), age group (12–19, 20–39, 40–59, ≥60 years), and sex for (A) 2,2′,4,4′-tetrabromodiphenyl ether (BDE-47), (B) 2,2′,4,4′,5,5′-hexachlorobiphenyl (PCB-153), and (C) 2,2-bis(4-chlorophenyl)-1,1-dichloroethene (p,p′-DDE). Error bars indicate 95% confidence interval (95% CI).