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NCT01118806 Clinical Trial

Vitamin D Levels in Residents in Medicine

Vitamin D Deficiency Clinical Trial

Official title:
Vitamin D Deficiency in Medical Residence in Israel

Clinical Trial Details — Status: Completed

Administrative data
NCT number NCT01118806
Other study ID # 03
Secondary ID
Status Completed
Phase N/A
First received May 5, 2010
Last updated November 21, 2011
Start date May 2010
Est. completion date November 2011

Study information
Verified date November 2011
Source Meir Medical Center
Contact n/a
Is FDA regulated No
Health authority Israel:Clalit Health Services
Study type Observational

Clinical Trial Summary

the study aims to messure the vitamin D levels in medical staff in the hospital. The physicians in the course of their internship who work indoors and work many night shifts have limited sun exposure in all seasons. Nursing staff who work shifts and work indoors are at the same risk of liltle sun exposure. The study addresses the amount of sun exposure, assessed by a sun exposure questioner, age, gender,work load related to number of shifts in the physicien group and in nursing group the job percentile we also adress religion (clothing cover)as a factor.

Description:

The population in Israel is heterogeneous in the aspect of skin exposure to the sun. Women in the Moslem community with traditional long sleeve dress code whose sun exposure to the sun even in the summer months is limited.

The physicians in the course of their internship who work indoors and work many night shifts and nurses with their shift work have limited sun exposure in all seasons.

The study addresses the amount of sun exposure, assessed by a sun exposure questioner, age, gender,number of shifts in the physicien group and in nursing group the job percentile religion (clothing cover).

The standard for measuring vitamin D status is 25(OH) D levels in the serum. The staff members from which blood will be drawn will be have an explanation about the aim of the study and will sign an informed consent.

Recruitment information / eligibility
Status Completed
Enrollment 106
Est. completion date November 2011
Est. primary completion date November 2011
Accepts healthy volunteers Accepts Healthy Volunteers
Gender Male
Age group 18 Years to 50 Years
Eligibility Inclusion Criteria:medical staff Exclusion Criteria:pregnancy

Study Design

Observational Model: Case Control, Time Perspective: Cross-Sectional

Related Conditions & MeSH terms

Locations
Country Name City State
Israel Meir medicalc enter Kfar Saba

Sponsors (1)
Lead Sponsor Collaborator
Meir Medical Center

Country where clinical trial is conducted

Israel, 

References & Publications (5)

Holick MF, Chen TC. Vitamin D deficiency: a worldwide problem with health consequences. Am J Clin Nutr. 2008 Apr;87(4):1080S-6S. Review. — View Citation

Holick MF. Vitamin D deficiency. N Engl J Med. 2007 Jul 19;357(3):266-81. Review. — View Citation

Keith I. Ethamsylate and blood loss in total hip replacement. Anaesthesia. 1979 Jul-Aug;34(7):666-70. — View Citation

McCarty CA. Sunlight exposure assessment: can we accurately assess vitamin D exposure from sunlight questionnaires? Am J Clin Nutr. 2008 Apr;87(4):1097S-101S. Review. — View Citation

Millen AE, Bodnar LM. Vitamin D assessment in population-based studies: a review of the issues. Am J Clin Nutr. 2008 Apr;87(4):1102S-5S. Review. — View Citation

Outcome
Type Measure Description Time frame Safety issue
Primary Low vitamin D levels in direct relation to nomber of shifts/ job percentile 1 year Yes
Primary low leves of vitamin D in direct relationship to nomber of shifts job percentile 1 year Yes
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