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Effect on pregnancy outcomes of vitamin D nutritional status during perinatal period

Effect on pregnancy outcomes of vitamin D nutritional status during perinatal period

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR1900024080
Enrollment
Unknown
Registered
2019-06-24
Start date
2019-06-19
Completion date
Unknown
Last updated
2019-07-01

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Vitamin D deficiency

Interventions

Control group 1:Vitamin D is not tested
Control group 2:Test for vitamin D without intervention
Experimental group 1:Self-intervention
Experimental group 2:vitamin D 400IU/d
Experimental group 3:vitamin D 800IU/d
Experimental group 4:vitamin D 2000IU/d

Sponsors

Peking Union Medical College Hospital
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 45 Years

Inclusion criteria

Inclusion criteria: 1. Aged 18-45 years; 2. pregnancy or early pregnancy; 3. there are no serious basic diseases that interfere with the absorption and metabolism of vitamin D, such as severe skin allergy, autoimmune diseases such as SLE and scleroderma, liver and kidney diseases, gastrointestinal or biliary diseases, etc.

Exclusion criteria

Exclusion criteria: 1. can not cooperate to complete the relevant investigation; 2. unable to complete perinatal examination and delivery in the research institution; 3. cannot sign informed consent.

Design outcomes

Primary

MeasureTime frame
Vitamin D;—

Secondary

MeasureTime frame
preeclampsia/eclampsia;pregnancy-related bone metabolism abnormalities;infants smaller than gestational age;—

Countries

China

Contacts

Public ContactLiu Yan-ping

Peking Union Medical College Hospital

liuyp1227@vip.sina.com+86 13611223681

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026