Table 1 General information comparison among pregnant women

Age (years)

30.00(27.00–33.00)

31.00(29.00–34.00)

31.00(28.00–32.00)

0.250

BMI (kg/m²)

21.39(19.36–23.49)

21.88(20.32–23.78)

21.64(20.21–23.55)

0.308

Gestational weeks

11.65(7.40–13.50)

8.57(6.43–12.43)

11.79(7.40-13.47)

0.084

Adverse obstetric history

0(0–0)

0(0–1)

0(0–0)

0.059

Pregnancy

2(1–2)

2(1–3)

2(1–2)

0.355

Parity

0(0–1)

0(0–1)

0(0–1)

0.920

FT4 (pmol/L)

15.00(13.90-16.43)

15.10(13.60–16.80)

14.85(13.20-16.83)

0.529

TSH (mIU/L)

3.02(2.77–3.41)

3.04(2.80–3.51)

3.17(2.85–3.67)

0.171

TPOAb (IU/mL)

125.00(72.08-251.25)

169.00(85.85–294.50)

150.00(85.45-279.25)

0.184

TC (mmol/L)

4.63 ± 0.68

4.73 ± 0.50

4.56 ± 0.54

0.288

TG (mmol/L)

1.34 ± 0.41

1.44 ± 0.49

1.37 ± 0.33

0.263

HDL (mmol/L)

1.75 ± 0.34

1.82 ± 0.40

1.71 ± 0.37

0.199

LDL (mmol/L)

2.53 ± 0.63

2.68 ± 0.55

2.52 ± 0.69

0.243