... 产前合并症 prenatal complication 计画性剖腹 planned caesarean birth 胎心音减速 fetal heart rate deceleration ...
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研究目的：检视怀孕期间身体质量指数变化与初次非计画性剖腹生产风险之相关性。
Objective: The purpose of this study was to investigate effect of BMI change during pregnancy on risk for cesarean delivery.
结论：非高龄产妇之怀孕期间身体质量指数变化与初次非计画性剖腹生产风险存在显著相关性。
Conclusion: BMI change during pregnancy is an important risk factor for cesarean delivery, especially among women aged less than 35 year.
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