Table 2.
Univariate analysis of adverse pregnancy outcome
| Variable | Adverse pregnancy outcome group (n = 47) | Normal pregnancy outcome group (n = 60) | χ2 value | P value |
|---|---|---|---|---|
| Age | ||||
| ≥ 30 years old (n = 35) | 25 | 10 | 15.974 | < 0.001 |
| < 30 years old (n = 72) | 22 | 50 | ||
| Prenatal BMI | ||||
| ≥ 23 kg/m2 (n = 57) | 37 | 20 | 21.813 | < 0.001 |
| < 23 kg/m2 (n = 50) | 10 | 40 | ||
| Gestational age | ||||
| ≥ 36 weeks (n = 59) | 17 | 42 | 12.194 | 0.006 |
| < 36 weeks (n = 48) | 30 | 18 | ||
| Parity | ||||
| Primipara (n = 50) | 20 | 30 | 0.587 | 0.444 |
| Multiparous (n = 57) | 27 | 30 | ||
| Mode of delivery | ||||
| Natural delivery (n = 57) | 23 | 34 | 0.632 | 0.426 |
| Cesarean section (n = 50) | 24 | 26 | ||
| Smoking history | ||||
| Yes (n = 12) | 5 | 7 | 0.027 | 0.867 |
| No (n = 95) | 42 | 53 | ||
| History of alcoholism | ||||
| Yes (n = 5) | 4 | 1 | 2.771 | 0.096 |
| No (n = 104) | 43 | 59 | ||
| Degree of illness | ||||
| Mild (n = 32) | 10 | 22 | 14.670 | 0.001 |
| Moderate (n = 45) | 15 | 30 | ||
| Severe (n = 30) | 22 | 8 | ||
| PT (s) | 8.37±0.92 | 9.46±1.43 | 4.503 | < 0.001 |
| FIB (g/L) | 5.11±0.86 | 4.67±0.89 | 2.606 | 0.011 |
| APTT (s) | 23.81±3.29 | 27.36±4.22 | 4.860 | < 0.001 |
| DD (μg/L) | 401.83±47.82 | 318.71±52.71 | 8.429 | < 0.001 |
Note: BMI: Body Mass Index; PT: Plasma Prothrombin Time; FIB: Fibrinogen; APTT: Activated Partial Thromboplastin Time; DD: D-dimer.