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| Name | Class |
|---|---|
| First People's Hospital of Hangzhou | OTHER |
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This case-control study aims to investigate the association between B vitamins and gestational hypertension or preeclampsia.
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.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Case subjects diagnosed with gestational hypertension or preeclampsia | This is a restrospective observational study and there is no intervention. |
| |
| Control subjects diagnosed without any hypertensive disorders | This is a restrospective observational study and there is no intervention. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| No intervention | Other | No intervention |
|
| Measure | Description | Time Frame |
|---|---|---|
| gestational hypertension | 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). | seven days after delivery |
| preeclampsia | 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). | seven days after delivery |
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Inclusion Criteria:
Exclusion Criteria:
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pregnant women aged 18-45 years old
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| Name | Affiliation | Role |
|---|---|---|
| Hongjun SHI, PhD | Westlake University | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Affiliated Hangzhou First People's Hospital, Zhejiang University School of Medicine | Hangzhou | Zhejiang | 310000 | China |
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| ID | Term |
|---|---|
| D046110 | Hypertension, Pregnancy-Induced |
| D011225 | Pre-Eclampsia |
| D011248 | Pregnancy Complications |
| ID | Term |
|---|---|
| D005261 | Female Urogenital Diseases and Pregnancy Complications |
| D000091642 | Urogenital Diseases |
| D006973 | Hypertension |
| D014652 | Vascular Diseases |
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maternal blood
| D002318 | Cardiovascular Diseases |