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A study on the relationship between vitamin D supplementation dose and prognosis of premature infants under 32 weeks of gestational age

A study on the relationship between vitamin D supplementation dose and prognosis of premature infants under 32 weeks of gestational age

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500097882
Enrollment
Unknown
Registered
2025-02-26
Start date
2024-05-15
Completion date
Unknown
Last updated
2025-03-03

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

Conditions

premature infants

Interventions

Group 1: the supplementary doses 900IU/d (AD1+D1)
Group 2: the supplementary doses 1300IU/d (AD1+D2)
Group 3: the supplementary doses 1700IU/d (AD1+D3)

Sponsors

The Third Affiliated Hospital of Zhengzhou University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
No minimum to 5 Years

Inclusion criteria

Inclusion criteria: Extremely premature and ultra premature infants born in the obstetrics department of our hospital and admitted to NICU with a gestational age of less than 32 weeks and a birth weight of 1500g.

Exclusion criteria

Exclusion criteria: 1. Congenital malformation; 2. Suspected inherited metabolic diseases 3. Give up within 72 hours of birth.

Design outcomes

Primary

MeasureTime frame
Serum vitamin D levels;—

Secondary

MeasureTime frame
urinary calcium;Renal calcium deposition;Alkaline phosphatase;—

Countries

China

Contacts

Public ContactFan Xufang

The Third Affiliated Hospital of Zhengzhou University

fanxufang12@163.com+86 139 3903 8307

Outcome results

None listed

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