CompletedNot Applicable

B-vitamin Levels and Adverse Pregnancy Outcomes

China7,500 participantsStarted 2020-12-01

Plain-language summary

This prospective nested case-control study aims to examine the effects of blood vitamin B levels in first-trimester pregnant women on the pregnancy outcomes

Who can participate

Age range18 Years – 45 Years

SexFEMALE

See this in plain English?

AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

Inclusion Criteria: * Pregnant women with 6-13(+6 days) gestational weeks * Resided in Beijing in the past year * Pregnant women who intend to have antenatal examinations and delivery at Beijing Obstetrics and Gynecology Hospital * Pregnant women who are willing to participate in this study with informed consent Exclusion Criteria: * Women with Hepatitis B, syphilis, HIV/AIDS and other infectious diseases.

What they're measuring

fetal outcomes

Timeframe: at delivery

fetal outcomes

Timeframe: 42 days after delivery

maternal outcomes

Timeframe: at delivery

Trial details

NCT IDNCT05073978

SponsorWestlake University

Sponsor typeOTHER

Study typeOBSERVATIONAL

Primary completion2022-12-31

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