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Table 1 Characteristics of the study participants

From: Effect of mildly elevated thyroid-stimulating hormone during the first trimester on adverse pregnancy outcomes

Characteristic

All women (N = 1858)a

Maternal age (years)

30 (27–34)

Pregestational BMI (kg/m2)

20.03 (18.80–21.51)

TSH (mIU/L), n (%)

1.07 (0.58–1.68)

< 0.1

153 (8.2)

≥0.1 and < 2.5

1532 (82.5)

≥2.5 and < 4.0

142 (7.6)

≥4.0

31 (1.7)

FT4 (pmol/L)

16.52 (14.46–18.73)

  1. aMedian (interquartile range) or n (%)
  2. BMI body mass index, TSH thyroid-stimulating hormone, FT4 free thyroxine 4
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BMC Endocrine Disorders

ISSN: 1472-6823

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