Skip to main content

Advertisement

Table 2 Distributions of serum hormone concentrations (N = 106 pregnant women)

From: Urinary phthalate metabolites in relation to maternal serum thyroid and sex hormone levels during pregnancy: a longitudinal analysis

Biomarker N Mean (SD) Selected percentiles
25th 50th 75th 95th Max.
Thyroid hormones        
TSH (uIU/mL)† 195 1.13 (1.62) 0.81 1.10 1.51 2.83 4.29
Free T3 (pg/mL) 195 3.94 (0.60) 3.50 3.90 4.40 4.90 5.70
Free T4 (ng/dL) 195 1.39 (0.32) 1.20 1.40 1.50 1.90 3.10
Sex hormones*        
Progesterone (ng/mL)† 193 62.8 (1.60) 45.7 57.3 82.0 140 374
Estradiol (ng/mL) 189 8.16 (4.06) 4.79 7.58 11.8 15.0 15.0
SHBG (nmol/L) 157 368 (109) 293 352 428 563 736
  1. SD, standard deviation, TSH, thyroid-stimulating hormone, SHBG, sex hormone-binding globulin.
  2. †Geometric mean and geometric standard deviation reported.
  3. *Limitations in sample volume contributed to differences in available samples for each sex hormone.