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Effect of vitamin D intake time and dose on serum 25-hydroxyvitamin D in infant

Vitamin D deficiency and vitamin D supplementation in winter of north infants

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR-ONRC-12002102
Enrollment
Unknown
Registered
2012-03-10
Start date
2009-12-01
Completion date
Unknown
Last updated
2017-04-18

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

Conditions

Vitamin D deficiency

Interventions

Pregnant women group:No
Serving a drug group:Daily serving a drug
Serving two drug group:Daily for two drugs
Medication group:No

Sponsors

Capital Institute of Pediatrics
Lead Sponsor

Eligibility

Sex/Gender
All
Age
No minimum to 47 Years

Inclusion criteria

Inclusion criteria: All infants and mothers had to be healthy for entry in the study.

Exclusion criteria

Exclusion criteria: ???????????,??????????????,??????????????

Design outcomes

Primary

MeasureTime frame
25-(OH);—

Secondary

MeasureTime frame
Ca;P;ALP;—

Countries

China

Contacts

Public ContactJin Chunhua
jinchunhuabj@sina.com+86 13521113362

Outcome results

None listed

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