Mercury, Autoimmunity, and Environmental Factors on Cheyenne River Sioux Tribal Lands
Figure 4
Scatterplot of total blood mercury (THg) for sample population with median denoted by an encircled “X” and mean denoted by an encircled cross. The reference lines at 0.956 μg/L and 1.14 μg/L indicate the 95% CI for THg in the US population from NHANES [36].