This site became the new on June 19th. Learn more.
Show more Menu IMPORTANT: Listing of a study on this site does not reflect endorsement by the National Institutes of Health. Talk with a trusted healthcare professional before volunteering for a study. Read more... Menu IMPORTANT: Talk with a trusted healthcare professional before volunteering for a study. Read more... Menu
Give us feedback

Bariatric Surgery and the Kidney

This study has been completed.
Information provided by (Responsible Party):
Allon Friedman, MD, Indiana University Identifier:
First received: August 4, 2011
Last updated: August 26, 2015
Last verified: August 2015
The purpose of the project is to study the relationship between post-bariatric surgery changes in weight and renal parameters.


Study Type: Observational
Study Design: Observational Model: Cohort
Time Perspective: Prospective
Official Title: Study of Renal Parameters After Bariatric Surgical Weight Loss

Resource links provided by NLM:

Further study details as provided by Allon Friedman, MD, Indiana University:

Primary Outcome Measures:
  • GFR [ Time Frame: April 2014 ]

Biospecimen Retention:   Samples Without DNA
serum, urine

Enrollment: 200
Study Start Date: April 2011
Study Completion Date: April 2014
Primary Completion Date: April 2014 (Final data collection date for primary outcome measure)

Ages Eligible for Study:   18 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes
Sampling Method:   Non-Probability Sample
Study Population
bariatric surgery patients in the Indianapolis region

Inclusion Criteria:

  • bariatric patients

Exclusion Criteria:

  • age <18
  • dialysis dependency
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT01410994

United States, Indiana
University Hospital
Indianapolis, Indiana, United States, 46202
Sponsors and Collaborators
Indiana University
  More Information

Responsible Party: Allon Friedman, MD, Assistant Professor, Indiana University Identifier: NCT01410994     History of Changes
Other Study ID Numbers: 1102-06
Study First Received: August 4, 2011
Last Updated: August 26, 2015

Keywords provided by Allon Friedman, MD, Indiana University:
glomerular filtration rate

Additional relevant MeSH terms:
Urination Disorders
Urologic Diseases
Urological Manifestations
Signs and Symptoms processed this record on September 21, 2017