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Completed No phase listed Observational Accepts healthy volunteers

Comparative Effectiveness of Metformin for Type 2 Diabetes With Chronic Kidney Disease

ClinicalTrials.gov ID: NCT03921242

Public ClinicalTrials.gov record NCT03921242. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 2, 2026, 10:50 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This is a proposal for a retrospective observational study of the safety of metformin use in patients with chronic kidney disease, compared to other commonly used diabetes drugs. It will be conducted using retrospective data from the New York City CDRN, Medicare administrate files, and New York State Medicaid administrative files, which will be linked and then deidentified prior to analysis.

Study identification

NCT ID
NCT03921242
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Enrollment
4,888 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jul 31, 2019
Primary completion
Jul 31, 2023
Completion
Jul 31, 2023
Last update posted
Nov 8, 2023

2019 – 2023

United States locations

U.S. sites
2
U.S. states
2
U.S. cities
2
Facility City State ZIP Site status
University of North Carolina Chapel Hill North Carolina 27599
Vanderbilt University Medical Center Nashville Tennessee 37232

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03921242, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Nov 8, 2023 · Synced Sep 2, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03921242 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →