Trials / Unknown
UnknownNCT01385085
Impact of Work Environment Absent of Natural Light on Vitamin D Levels
- Status
- Unknown
- Phase
- —
- Study type
- Observational
- Enrollment
- 300 (estimated)
- Sponsor
- Medical Corps, Israel Defense Force · Academic / Other
- Sex
- All
- Age
- 18 Years – 45 Years
- Healthy volunteers
- Accepted
Summary
Three types of workers exposed to different levels of natural sunlight will be tested for Vitamin D blood level, PTH, Ca, P, albumin and alkaline phosphatase. In addition, each tested worker will be asked to fill a questionnaire for demographic, medical and personal habit information.
Conditions
Timeline
- Start date
- 2011-11-01
- First posted
- 2011-06-29
- Last updated
- 2011-06-29
Source: ClinicalTrials.gov record NCT01385085. Inclusion in this directory is not an endorsement.