The Effect of Single Umbilical Artery Caused by Umbilical Artery Embolism on Pregnancy Outcome
试验速览
- 阶段
- 不适用
- 状态
- 招募中
- 发起方
- 入组人数
- 150
- 试验地点
- 1
- 主要终点
- Gestational week of delivery
研究概览
简要总结
To investigate the relationship between single umbilical artery caused by umbilical artery embolism and pregnancy outcome , and to provide evidence-based evidence for peripartum health care of pregnant women with umbilical artery embolism.
研究设计
- 研究类型
- Observational
- 观察模型
- Cohort
- 时间视角
- Prospective
入排标准
- 年龄范围
- 18 Years 至 34 Years（Adult）
- 性别
- Female
- 接受健康志愿者
- 是
入选标准
- •Age 18 ~ 34years old
- •B-ultrasound first showed double umbilical artery, then single umbilical artery or pregnant women with umbilical artery embolism supported by intrapartum and postpartum pathology.
- •B-ultrasound of prenatal examination showed a single umbilical artery, and prenatal and postpartum pathology showed pregnant women with a single umbilical artery.
排除标准
- •The fetus has extracardiac malformation and aneuploid deformity
结局指标
主要结局
Gestational week of delivery
时间窗: 32 weeks to 40 weeks gestation
The gestational age of delivery is determined according to the last menstruation and ultrasonic diagnosis.
birth height
时间窗: 32 weeks to 40 weeks gestation
Birth height is measured immediately after birth.
mode of delivery
时间窗: 32 weeks to 40 weeks gestation
The mode of delivery including vaginal delivery and cesarean section, is determined by the exact condition of pregnancy.
newborn birth weight
时间窗: 32 weeks to 40 weeks gestation
Newborn weight is measured immediately after birth.
Apgar score
时间窗: 32 weeks to 40 weeks gestation
Apgar score is assessed at 1 min and 5 minute after birth.
次要结局
- coagulation function(32 weeks to 40 weeks gestation)
- umbilical cord placental insertion point(32 weeks to 40 weeks gestation)
- umbilical cord length(32 weeks to 40 weeks gestation)
- placental weight(32 weeks to 40 weeks gestation)