A Randomised, Controlled Comparison of Vitamin D Strategies is Acute Hip Fracture Patients

This study has been completed.
Sponsor:
Collaborator:
Merck Frosst Canada Ltd.
Information provided by (Responsible Party):
Alexandra Papaioannou, McMaster University
ClinicalTrials.gov Identifier:
NCT00424619
First received: January 17, 2007
Last updated: May 11, 2012
Last verified: May 2012
Results First Received: July 25, 2011  
Study Type: Interventional
Study Design: Allocation: Randomized;   Intervention Model: Parallel Assignment;   Masking: Single Blind (Subject);   Primary Purpose: Treatment
Condition: Hip Fracture
Interventions: Drug: Vitamin D2
Drug: Placebo

  Participant Flow


  Baseline Characteristics
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Population Description
Explanation of how the number of participants for analysis was determined. Includes whether analysis was per protocol, intention to treat, or another method. Also provides relevant details such as imputation technique, as appropriate.
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Reporting Groups
  Description
50 000 IU Vitamin D2 50 000 IU Vitamin D2 at beginning of study and 1000IU vitamin D3 for 90 days
100 000 IU Vitamin D2 100 000 IU Vitamin D2 at beginning of study and 1000IU vitamin D3 for 90 days
Placebo Placebo at beginning of study and 1000IU vitamin D3 for 90 days
Total Total of all reporting groups

Baseline Measures
    50 000 IU Vitamin D2     100 000 IU Vitamin D2     Placebo     Total  
Number of Participants  
[units: participants]
  22     22     20     64  
Age  
[units: years]
Mean ± Standard Deviation
  82.9  ± 8.7     73.9  ± 12.4     78.5  ± 10.3     78.43  ± 11.09  
Gender  
[units: participants]
       
Female     15     8     13     36  
Male     7     14     7     28  
Region of Enrollment  
[units: participants]
       
Canada     22     22     20     64  



  Outcome Measures
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1.  Primary:   25-hydroxyvitamin D3 (25-OHD)   [ Time Frame: Baseline, 4 weeks and 3 months ]

2.  Primary:   Parathyroid Hormone (PTH)   [ Time Frame: Baseline ]

3.  Primary:   Calcium   [ Time Frame: Baseline, 4 weeks ]

4.  Primary:   Phosphate   [ Time Frame: Baseline ]

5.  Primary:   Alkaline Phosphatase   [ Time Frame: Baseline ]

6.  Primary:   Hemoglobin   [ Time Frame: Baseline ]

7.  Primary:   Creatinine   [ Time Frame: Baseline ]

8.  Secondary:   Functional Assessment Using the Timed Up and Go (TUG) Test After 3 Months   [ Time Frame: 3 months ]

9.  Secondary:   Functional Assessment Using the Two Minute Walk Test (2MWT)After 3 Months   [ Time Frame: 3 months ]


  Serious Adverse Events


  Other Adverse Events


  Limitations and Caveats
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Limitations of the study, such as early termination leading to small numbers of participants analyzed and technical problems with measurement leading to unreliable or uninterpretable data
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