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The Effects of Sports Drinks on Urinary Lithogenicity

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ClinicalTrials.gov Identifier: NCT00381277
Recruitment Status : Completed
First Posted : September 27, 2006
Last Update Posted : February 21, 2011
Sponsor:
Information provided by:
VA New York Harbor Healthcare System

Brief Summary:
The effect of sports drinks on the tendency to form kidney stones has not been assessed. Patients will drink 1 liter a day of 2 sports drinks and collect urine to determine changes in urine chemistry that may decrease the risk of forming stones.

Condition or disease Intervention/treatment Phase
Urolithiasis Drug: Gatorade Drug: Performance Not Applicable

Detailed Description:
Participants will drink 1 liter of water each day for one week in the control period, then 1 liter of sports drink each day for one week during the experimental period. Urine collections will be performed during both periods. Diet will be chosen by participants and a food diary will be kept so that participants can replicate diet during the urine collections.

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Study Type : Interventional  (Clinical Trial)
Enrollment : 10 participants
Allocation: Non-Randomized
Intervention Model: Crossover Assignment
Masking: None (Open Label)
Primary Purpose: Prevention
Official Title: The Effects of Sports Drinks on Urinary Lithogenicity
Study Start Date : March 2006
Actual Primary Completion Date : March 2006
Actual Study Completion Date : September 2006

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Primary Outcome Measures :
  1. Urinary supersaturation of calcium oxalate
  2. Urinary citrate excretion
  3. Urinary calcium excretion
  4. Urinary sodium excretion


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Ages Eligible for Study:   18 Years to 80 Years   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes
Criteria

Inclusion Criteria:

  • age 18-80 years old
  • men and women
  • able to sign informed consent

Exclusion Criteria:

  • history of kidney stones
  • bone disease
  • parathyroid disease

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To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00381277


Locations
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United States, New York
New York Harbor VAMC
New York, New York, United States, 10010
Sponsors and Collaborators
VA New York Harbor Healthcare System
Investigators
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Study Director: David S Goldfarb, MD New York Harbor VAMC
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Responsible Party: David S Goldfarb MD, New York Harbor VA Medical Center
ClinicalTrials.gov Identifier: NCT00381277    
Other Study ID Numbers: DG-1
First Posted: September 27, 2006    Key Record Dates
Last Update Posted: February 21, 2011
Last Verified: February 2011
Keywords provided by VA New York Harbor Healthcare System:
nephrolithiasis
citrate
oxalate
Additional relevant MeSH terms:
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Urolithiasis
Urologic Diseases