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. Author manuscript; available in PMC: 2016 Dec 1.
Published in final edited form as: Environ Int. 2015 Sep 29;85:244–253. doi: 10.1016/j.envint.2015.09.015

Table 2.

PBDE and metabolite concentrations (nanograms per gram lipid) and thyroid hormone measurements in serum from pregnancy cohort, Durham, North Carolina (N = 137).

N MDL % > MDL Percentile
25 50 75 95
PBDEs
 BDE 28 137 1.2–3.0 38.69 <DL <DL 2.58 4.9
 BDE 47 137 2.0–4.5 94.89 8.98 18.87 30.64 111.36
 BDE 66 137 1.2 2.19 <DL <DL <DL <DL
 BDE 99 137 2.0–4.5 64.23 <DL 5.5 12.59 46.33
 BDE 100 137 1.2 89.05 2.27 4.61 7.2 21.33
 BDE 85, 155 137 1.2 16.06 <DL <DL <DL 3.35
 BDE 153 137 1.2 96.35 3.82 5.65 9.82 31.97
 BDE 154 137 1.2 48.18 <DL <DL 2.4 6.99
Phenolic metabolites
 246 TBP 55 1.4–2.5 38.18 <DL <DL 14.94 101.67
 4′-OH-BDE-49 57 0.01–0.03 71.93 <DL 0.12 0.27 2.04
 6′-OH-BDE-47 57 0.01–0.03 66.67 <DL 0.19 0.57 4.9
Thyroid hormones
 TSH (μIU/mL) 136 100 0.89 1.28 1.75 2.88
 TT4 (μg/dL) 136 0.5 98.53 5.18 6.9 8.5 10.33
 FT4 (ng/dL) 136 100 0.59 0.66 0.75 0.89
 TT3 (ng/dL) 136 100 165.25 187.5 220.25 324.25
 FT3 (pg/dL) 136 100 2.47 2.71 2.97 3.35

Abbreviations MDL, method detection limit; TSH, thyroid stimulating hormone; TT4, total thyroxine; FT4, free thyroxine; TT3, total triiodothyronine; FT3, free triiodothyronine.