B Vitamin Deficiency and Pregnancy Complications
试验速览
- 阶段
- 不适用
- 状态
- 撤回
- 发起方
- 试验地点
- 1
- 主要终点
- preeclampsia
研究概览
简要总结
This case-control study aims to investigate the association between B vitamins and gestational hypertension or preeclampsia.
详细描述
In clinical practice, women diagnosed with gestational hypertension or preeclampsia will be asked to participate this study to fill a questionnaire reporting their basic information. Meanwhile, women with matched age and gestation week and without any kinds of hypertensive disorders will also be invited for this study. Participants' blood samples will be analyzed for B vitamin levels at the end of the study.
研究设计
- 研究类型
- Observational
- 观察模型
- Case Control
- 时间视角
- Retrospective
入排标准
- 年龄范围
- 18 Years 至 45 Years（Adult）
- 性别
- Female
- 接受健康志愿者
- 是
入选标准
- •pregnant women aged 18-40 years old
排除标准
- •women with Hepatitis B, syphilis, HIV/AIDS and other infectious diseases.
- •women with severe physical or mental diseases
结局指标
主要结局
preeclampsia
时间窗: seven days after delivery
Gestational hypertension is diagnosed when blood pressure readings are higher than 140/90 mm Hg in a woman who had normal blood pressure prior to 20 weeks and has positive proteinuria (excess protein in the urine).
gestational hypertension
时间窗: seven days after delivery
Gestational hypertension is diagnosed when blood pressure readings are higher than 140/90 mm Hg in a woman who had normal blood pressure prior to 20 weeks and has no proteinuria (excess protein in the urine).
次要结局
未报告次要终点