ACTRN12611000402943已完成3 期
Effect of Vitamin D Supplementation on Cardiovascular and Respiratory Disease Event Rates in Older Adults, and the incidence of non-vertebral fractures.
niversity of Auckland0 个研究点目标入组 5,110 人开始时间: 2011年4月18日最近更新:
适应症
试验速览
- 阶段
- 3 期
- 状态
- 已完成
- 发起方
- 入组人数
- 5,110
研究概览
简要总结
暂无简介。
研究设计
- 研究类型
- Interventional
- 分配方式
- Randomised controlled trial
- 主要目的
- Prevention
- 盲法
- Blinded (masking used)
入排标准
- 年龄范围
- 50 Years 至 84 Years（—）
- 性别
- All
入选标准
- •1.age 50-84 years;
- •2.ability to give informed consent;
- •3.resident in Auckland at recruitment;
- •4.anticipated residence in New Zealand for the 4-year study period.
排除标准
- •1.current use of vitamin D supplements (>600 IU per day if aged 50-70 years; >800 IU per day if aged 71-84 years);
- •2.diagnosis of psychiatric disorders that would limit ability to comply with study protocol - ie. history of regular exacerbation of major psychosis (schizophrenia, bipolar disorder) in last 2 years
- •3.history of hypercalcaemia, nephrolithiasis, sarcoidosis, parathyroid disease or gastric bypass surgery;
- •4.enrolled in another study which could affect participation in the vitamin D study;
- •5.serum calcium from baseline blood sample >2.50 mmol/L.
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