Status:

UNKNOWN

Early High-Dose Vitamin D and Residual β-Cell Function in Pediatric Type 1 Diabetes

Lead Sponsor:

Shanghai Jiao Tong University School of Medicine

Conditions:

Type 1 Diabetes

Eligibility:

All Genders

3-18 years

Phase:

PHASE3

Brief Summary

The project aims to study the effect of early high-dose vitamin D supplementation on type 1 diabetes in children and adolescents receiving intensive insulin therapy. The results may lead to major chan...

Detailed Description

Type 1 diabetes (T1D) is a chronic autoimmune disease that is immune-mediated destruction of pancreatic β-cells. It relies on insulin therapy. The currently accepted standardized treatment is intensiv...

Eligibility Criteria

Inclusion

  • Age: 3-18 years
  • Sex: male and female participants will be enrolled
  • Immune-mediated T1D: presence of at least one diabetes-associated autoantibody (ADA 2021 guideline for reference)
  • T1D duration of \<6 months (from first diagnosis of T1D)
  • Fasting C-peptide level (FCP) of \>0.1 nmol/L (0.3ng/mL) ; or 2-hour post-meal stimulated C-peptide level (PCP) of ≥ 0.2 nmol/L(0.6 ng/mL)(with mixed meal tolerance test, MMTT)
  • Vitamin D deficiency: baseline 25(OH)D3\< 30 ng/mL (\<75 nmol/L)

Exclusion

  • Participants with severe chronic and systemic diseases: tumors, immunodeficiency, arteriosclerosis, heart failure, hypercholesterolemia, kidney disease
  • Participants with calcium and phosphorus metabolism disorders
  • Participants on medications or dietary supplements that affect Ca or Vitamin D in the past 6 months
  • Participants on medications other than insulin that can affect blood glucose level
  • Participants with malabsorption
  • Participants with infectious diseases
  • Participants with mental illness
  • The receipt of any investigational drug within 6 months prior to this trial

Key Trial Info

Start Date :

June 1 2022

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 30 2024

Estimated Enrollment :

198 Patients enrolled

Trial Details

Trial ID

NCT05270343

Start Date

June 1 2022

End Date

December 30 2024

Last Update

May 23 2022

Active Locations (1)

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Page 1 of 1 (1 locations)

1

Department of Pediatrics, Ruijin Hospital, Shanghai Jiao Tong University School of Medicine

Shanghai, China, 200025