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临床试验/ACTRN12613000743763
ACTRN12613000743763进行中(未招募)3 期

A randomised placebo-controlled trial of high-dose vitamin D supplementation for prevention of mortality and cancer in Australian adults aged 60-79.

QIMR Berghofer Medical Research Institute0 个研究点目标入组 21,315 人开始时间: 2013年7月4日最近更新:
适应症

试验速览

阶段
3 期
状态
进行中(未招募)
入组人数
21,315

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
60 Years 至 79 Years(—)
性别
All

入选标准

  • 1. Aged 60 to 79 years old
  • 2. Enrolled to vote
  • 3. Do not have any of the health conditions listed in exclusions criteria and are not cognitively impaired
  • 4. Are not taking vitamin D at doses greater than 500 IU/day

排除标准

  • People will be excluded if they are unable to give consent or to communicate well enough in English to understand study materials or if they indicate in an initial screening form that they:
  • 1. Have any of the following medical conditions (which either preclude or require high dose vitamin D supplementation or prevent informed consent): hyperparathyroidism, sarcoidosis, osteomalacia, osteoporosis, a history of renal calculi, a history of high calcium
  • 2. Are taking vitamin D at doses greater than 500 IU/day
  • 3. Cognitive impairment
  • 4. Do not have a telephone (landline or mobile)

研究者

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