Table 1 Subject’s characteristics in Euthyroid group and Euthyroid women with TPOAb positivity group
|  | Euthyroid group (n = 837) | Euthyroid women with TPOAb positivity group (n = 101) | Statistics | P |
|---|---|---|---|---|
Maternal age (years) | 30 (28,34) | 31 (29,34) | −1.660 | 0.097 |
Age ≥ 35 years (%) | 157 (18.8%) | 21 (20.8%) | 0.243 | 0.622 |
BMI (kg/m2) | 21.48 (19.81,23.43) | 21.35 (20.07,23.19) | −0.149 | 0.881 |
BMI ≥ 24 kg/m2 (%) | 174 (20.8%) | 19 (18.8%) | 0.215 | 0.643 |
Parity (%) | ||||
 primipara | 519 (62.0%) | 60 (59.4%) | 0.258 | 0.611 |
 multipara | 318 (38.0%) | 41 (40.6%) |  |  |
History of spontaneous abortion (%) | 114 (13.6%) | 11 (10.9%) | 0.581 | 0.446 |
HbA1c (%) | 5.1 (4.9,5.3) | 5.1 (5.0,5.3) | −1.174 | 0.240 |
GS (mmol/L) | 4.88 (4.65,5.14) | 4.85 (4.65,5.15) | −0.175 | 0.861 |
TSH (uIU/ml) | 1.31 (0.826,1.80) | 1.51 (1.14,2.08) | −3.793 | 0.000* |
FT4 (pmol/L) | 17.20 (15.80,18.50) | 16.9 (15.80,18.80) | −0.318 | 0.751 |
LDL (mmol/L) | 2.02 (1.69,2.37) | 1.98 (1.77,2.28) | −0.426 | 0.670 |
UA (μmol/L) | 209 (181,236) | 215 (189,239) | −0.841 | 0.401 |
Hcy (μmol/L) | 6.40 (5.70,7.20) | 6.1 (5.70,7.38) | −0.224 | 0.823 |
Ferritin (ng/ml) | 53.1 (33.03,80.95) | 48.75 (29.95,69.30) | −1.426 | 0.154 |