Table 1.
The clinical and demographic data of pregnant women with PE.
| Variables | Controls (N = 237) | PE (N = 248) | P value |
|---|---|---|---|
| Maternal age (yr) | 30.00 (28.00–33.00) | 31.00 (28.00–35.00) | .083 |
| AG (wk) | 39.00 (38.43–39.71) | 35.00 (31.93–37.29) | <.001* |
| Assisted reproduction | 11 (4.6%) | 27 (10.9%) | .011* |
| Twins | 6 (2.5%) | 15 (6.0%) | .057 |
| History of hypertension | 0 (0%) | 11 (4.4%) | .001* |
| Systolic blood pressure (mm Hg) | 117.00 (110.00–123.00) | 170.00 (160.00–180.00) | <.001* |
| Diastolic blood pressure (mm Hg) | 78.00 (72.00–82.00) | 110.00 (105.00–120.00) | <.001* |
| BMI before pregnancy | 21.09 (19.28–23.14) | 23.44 (21.27–27.04) | <.001* |
| RBG (mmol/L) | 4.35 (3.90–4.95) | 4.64 (4.13–5.50) | <.001* |
| TSH (uIU/mL) | 1.97 (1.36–2.68) | 3.24 (2.18–4.91) | <.001* |
| FT3 (pmol/L) | 4.59 (3.95–5.14) | 3.96 (3.47–4.53) | <.001* |
| FT4 (pmol/L) | 10.40 (9.64–11.67) | 11.15 (9.82–13.01) | .008* |
AG = age of gestation, BMI = body mass index, FT3 = free triiodothyronine, FT4 = free thyroxine, PE = preeclampsia, RBG = random blood glucose, TSH = thyroid-stimulating hormone.
*
P < .05.