FIGURE 1—The community residences (n = 34) of pregnant women (n = 150) and women of childbearing age (n = 52) who participated in the Alaska Statewide Maternal Hair Mercury Biomonitoring Program.
FIGURE 2—The frequency distribution of hair total mercury levels among pregnant women (n = 150 [white bars]; median = 0.47 mg/kg) statewide and women of childbearing age (n = 52 [black bars]; median = 0.64 mg/kg) who participated in the Alaska Statewide Maternal Hair Mercury Biomonitoring Program, June 4, 2002December 31, 2003. Note. The outlying value of approximately 180 mg/kg (on far right) was excluded from statistical analysis (see Results, first paragraph).