Research Article
[Retracted] Clinical Comparison of Preterm Birth and Spontaneous Preterm Birth in Severe Preeclampsia
Table 1
Etiological analysis of preterm birth.
| Grouping | Admission before 32 weeks (%) | Admission after 32 weeks | Svm (%) |
| Intrauterine infection | 52 | 27% | 34 | Multiple pregnancy | 21 | 16% | 18 | Breech (except twins) | 24 | 6% | 11 | Scarred uterus | 21 | 17% | 18 | Polyhydramnios | 6 | 11% | 9 | Reproductive tract abnormalities | 3 | 10% | 8 | Cervical laxity | 9 | 0 | 3 |
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