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Table 2 Thyroid hormone metabolism parameters

From: Thyroid hormone metabolism and environmental chemical exposure

Measured objective n=29 Mean Range Standard deviation 95% confidence interval
Free thyroxin (FT4) pmol/L 14.7 11.8-20.8 2.5 13.7-15.6
Triiodothyronin (T3) nmol/L 2.6 2.1-3.5 0.4 2.5-2.7
Thyroxin (T4) nmol/L 108.6 75.0-165.0 22.2 100.1-117.1
Thyroxin-binding globulin (TBG) mg/L 361.4 220-650 96.7 324.6-398.6
Thyroid stimulating hormone (TSH) mU/L 1.75 0.42-4.5 0.98 1.38-2.12
  1. Thyroid hormone metabolism parameters, means, ranges, standard deviation and 95% confidence interval.
  2. Reference intervals: FT4: 9-22 ρmol/L, T4: 70-140nmol/L, T3: 1.2-3.0 nmol/L, TBG: 7-17 mg/L, TSH: 0.5-5.7 mU/L.