The incidence of heart failure in LOPE group was higher than that in EOPE group(P<0.05).

晚发型组心衰发生率高于早发型组（P<0.05）；

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The incidence of prenatal death, small for gestational age infants and newborn complications in EOPE group were higher than those in LOPE group(P<0.05).

早发型组围产儿死亡率、小于胎龄儿发生率和新生儿并发症发生率均高于晚发型组（P<0.05）；

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Results The incidence of liver function damage was the highest among all the complications of preeclampsia(77.8. % in EOPE group and 64% in LOPE group).

结果子痫前期并发症以肝功能受损发生率最高，早发型组为77.8。%、晚发型组64%；

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