600
Participants
Start Date
July 31, 2006
Primary Completion Date
November 30, 2008
Study Completion Date
December 31, 2008
Sunlight
Subjects in the intervention groups will be asked to undergo exposure of approximately 15% of their body (ie the face, hands and arms) usually between 9.30am - 10am daily during the year, 5 days per week.
Sunlight and calcium
Subjects in the intervention groups will be asked to undergo exposure of approximately 15% of their body (ie the face, hands and arms) usually between 9.30am - 10am daily during the year, 5 days per week. In the calcium and sunlight arm, calcium supplements (Caltrate, 600mg elemental calcium, Whitehall) will be administered to the whole group via the Blister/ Webster packs.
control
Subjects in the control group will be provided with a brochure about vitamin D deficiency and how to treat it. They will receive their usual routine care and nutrition.
Royal North Shore Hospital, Sydney
University of Sydney
OTHER