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Odds (95% CI) of having below median relative abundance (reduced probiotic protection) of both members of the 2-taxa clique with respect to 2T Pb concentration above vs below the cutoff. Pb concentration cutoffs shown are at the study median (2.6 μg/dL), the current United States guideline for child Pb poisoning (3.5 μg/dL), and the current Mexico guideline for child Pb poisoning (5 μg/dL).
