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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.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| pregnant women with Single Umbilical Artery | pregnant women with Single Umbilical Artery |
| |
| pregnant women with Umbilical Artery Embolism | pregnant women with Umbilical Artery Embolism |
| |
| Normal pregnant women | Normal pregnant women without pregnancy complications |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| collect information about all participants | Other | collect information On age,pregnancy history,Height, weight,Gestational weeks of umbilical artery embolism,Gestational week of delivery, mode of delivery, newborn birth weight, birth height, Apgar score, umbilical cord length, umbilical cord placental insertion point, placental weight, pregnancy complications, coagulation function,after obtaining the consent of all participants. |
| Measure | Description | Time Frame |
|---|---|---|
| Gestational week of delivery | The gestational age of delivery is determined according to the last menstruation and ultrasonic diagnosis. | 32 weeks to 40 weeks gestation |
| mode of delivery | The mode of delivery including vaginal delivery and cesarean section, is determined by the exact condition of pregnancy. | 32 weeks to 40 weeks gestation |
| newborn birth weight | Newborn weight is measured immediately after birth. | 32 weeks to 40 weeks gestation |
| birth height | Birth height is measured immediately after birth. | 32 weeks to 40 weeks gestation |
| Apgar score | Apgar score is assessed at 1 min and 5 minute after birth. | 32 weeks to 40 weeks gestation |
| Measure | Description | Time Frame |
|---|---|---|
| coagulation function | Coagulation function including prothrombin time and activated partial thromboplastin time is measured just before delivery. | 32 weeks to 40 weeks gestation |
| placental weight |
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Inclusion Criteria:
Exclusion Criteria:
Eligible participants is female.
The participants include women with pregnancy meeting the inclusion criteria
| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Ying Hua | Contact | +8613676403165 | +8613676403165 | wzfeyhy1015@126.com |
| Name | Affiliation | Role |
|---|---|---|
| Ying Hua | Second Affiliated Hospital of Wenzhou Medical University | Study Director |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| department of obstetrics of Second Affiliated Hospital of Wenzhou Medical University | Recruiting | Wenzhou | Zhejiang | 325027 | China |
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Placental weight is measured after delivery of the placenta.
| 32 weeks to 40 weeks gestation |
| umbilical cord placental insertion point | The placenta is observed after delivery to determine the insertion point of the umbilical cord in placenta. | 32 weeks to 40 weeks gestation |
| umbilical cord length | Umbilical cord length is measured after delivery of the neonate. | 32 weeks to 40 weeks gestation |