NCT03339427

Brief Summary

This is a 9 months, randomized, single center, open-label, parallel-group study to compare the efficacy and safety parameters of vitamin D supplementation in vitamin D deficiency subjects in China.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
100

participants targeted

Target at P50-P75 for not_applicable

Timeline
Completed

Started Jun 2014

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

June 1, 2014

Completed
18 days until next milestone

First Submitted

Initial submission to the registry

June 19, 2014

Completed
7 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

January 1, 2015

Completed
5 months until next milestone

Study Completion

Last participant's last visit for all outcomes

June 1, 2015

Completed
2.5 years until next milestone

First Posted

Study publicly available on registry

November 13, 2017

Completed
Last Updated

November 13, 2017

Status Verified

November 1, 2017

Enrollment Period

7 months

First QC Date

June 19, 2014

Last Update Submit

November 8, 2017

Conditions

Keywords

vitamin Dcardiovascularmuscle power

Outcome Measures

Primary Outcomes (2)

  • The efficacy on serum 25(OH)VitD level

    The change of serum 25(OH)VitD level after vitamin D supplementation

    9 months

  • The efficacy on metabolic syndrome

    The change of metabolic syndrome after vitamin D supplementation

    9 months

Secondary Outcomes (4)

  • The efficacy on bone biomarkers

    9 months

  • The efficacy on blood pressure

    9 months

  • The efficacy on blood lipid

    9 months

  • The efficacy on blood glucose

    9 months

Study Arms (2)

vitamin D,capsule

ACTIVE COMPARATOR

A total of 150 subjects were recruited in the vitamin D supplementation group.

Other: vitamin D

control

OTHER

A total of 150 subjects were recruited in the control group.

Other: control

Interventions

different doses of vitamin D supplementation

vitamin D,capsule
controlOTHER

control group

control

Eligibility Criteria

Age20 Years - 90 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Informed consent obtained before any trial-related activities. (Trial- related activities are any procedure that would not have been performed during normal management of the subject.)
  • OHD\<30ng/ml

You may not qualify if:

  • Severe systemic disease (including severe heart, liver, kidney and lung diseases, severe infection, mental disorder and connective tissue disease)
  • Primary hyperparathyroidism, other bone disease, malabsorption and other chronic gastrointestinal disease.
  • Pregnant, breast-feeding or the intention of becoming pregnant or not using adequate contraceptive measures.
  • Use of systemic or inhaled glucocorticoids or other medication known to interfere with bone metabolism.
  • Use of vitamin D related agents in recent 3 months.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

PLA General Hospital

Beijing, Beijing Municipality, 100853, China

Location

MeSH Terms

Conditions

Vitamin D Deficiency

Interventions

Vitamin D

Condition Hierarchy (Ancestors)

AvitaminosisDeficiency DiseasesMalnutritionNutrition DisordersNutritional and Metabolic Diseases

Intervention Hierarchy (Ancestors)

SecosteroidsSteroidsFused-Ring CompoundsPolycyclic Compounds

Study Officials

  • Chunlin Li, M.D&Ph.D

    PLA General Hospital

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
NONE
Purpose
OTHER
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Professor

Study Record Dates

First Submitted

June 19, 2014

First Posted

November 13, 2017

Study Start

June 1, 2014

Primary Completion

January 1, 2015

Study Completion

June 1, 2015

Last Updated

November 13, 2017

Record last verified: 2017-11

Locations