NCT02408679

Predictive Questionnaire for Vitamin D Insufficiency in Healthy Adults

A Study to Validate a Predictive Questionnaire for Vitamin D Insufficiency in Healthy Adults

• Status: Completed
• Phase: —
• Study type: Observational
• Enrollment: 300 (actual)
• Sponsor: Lesieur · Industry
• Sex: All
• Age: 18 Years – 65 Years
• Healthy volunteers: Accepted

Summary

The purpose of this clinical study is to evaluate the metrological properties of a questionnaire that aims to identify the vitamin D status in reference to a vitamin D blood dosage.

Detailed description

Each subject will perform only one visit (visit V1). The study duration per subject will last about 2 hours. During this visit V1, the subjects will perform a medical exam in order to check their eligibility (general statement and check of inclusion / non-inclusion criteria). The eligible subjects will fill up a study questionnaire and will perform a blood sampling for a dosage of serum vitamin D.

Conditions

• Healthy Volunteers

Interventions

Type	Name	Description
PROCEDURE	Blood sampling	One blood sampling will be performed for a serum vitamin D dosage. The volume of blood collected will not exceed 4 ml.
OTHER	Predictive questionnaire for vitamin D insufficiency	The questionnaire includes 19 questions concerning the following topics : a) sun exposure, b) living situation, c) eating habits and Vitamin D dietary intakes. In addition, two questions will capture demographic data.

Timeline

• Start date: 2015-01-01
• Primary completion: 2015-02-01
• Completion: 2015-02-01
• First posted: 2015-04-03
• Last updated: 2015-04-03

Locations

1 site across 1 country: France