Challenges in Achieving Adequate Vitamin D Status in the Adult Population

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Total Enrollment

400 participants

Study Classification

OBSERVATIONAL

Study Start Date

2022-12-05

Study Completion Date

2023-12-01

Brief Summary

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Validation of a screening tool for identification of subjects at risk for suboptimal vitamin D status. Developed questionnaire-based screening tool will be used on subjects with various risks for vitamin D deficiency, and compared with 25-OH-vitamin D levels.

Detailed Description

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Conditions

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Vitamin D Serum Levels

Study Design

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Observational Model Type

COHORT

Study Time Perspective

CROSS_SECTIONAL

Interventions

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Screening tool for vitamin D deficiency

(1) Determination of 25(OH) Vitamin D3 in human serum samples and (2) Question based screening tool with personal (age, gender,...), lifestyle (e.g. sun exposure, outdoor activity) and dietary factors that affect the status of vitamin D in the human body.

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Signed Informed consent form (ICF),
* Age between 18 and 65 years at the time of the signature of Informed consent form (ICF),
* Did not change use of vitamin D conatining drugs/supplements for last 6 weeks
* Willingness to follow all study procedures

Exclusion Criteria

* Pregnancy or breastfeeding,
* Change in use of food supplements containing Vitamin D in last 6 weeks
* Acute ilness
* Mental incapacity that precludes adequate understanding or cooperation.

Minimum Eligible Age

18 Years

Maximum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Igor Pravst, PhD

Role: STUDY_CHAIR

Institut za nutricionistiko

Katja Žmitek, PhD

Role: PRINCIPAL_INVESTIGATOR

VIST - Faculty of Applied Sciences

Locations

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Nutrition Institute, Ljubljana

Ljubljana, , Slovenia

Site Status

Countries

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Slovenia

Other Identifiers

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VITAD-01-2018 Part 3

Identifier Type: -

Identifier Source: org_study_id

Challenges in Achieving Adequate Vitamin D Status in the Adult Population - Part 3 (VITAD/3)