Thiazolidinedione Intervention With Vitamin D Evaluation
Public ClinicalTrials.gov record NCT00879970. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
AVANDIA CV Outcomes Study: Thiazolidinedione Intervention With Vitamin D Evaluation (TIDE) A Multicenter Randomized Double-Blind Placebo-Controlled Trial of a Thiazolidinedione or Placebo and of Vitamin D or Placebo In People With Type 2 Diabetes at Risk For Cardiovascular Disease
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This study will answer two separate questions. The first question is to test the cardiovascular effects of long-term treatment with rosiglitazone or pioglitazone when used as part of standard of care compared to similar standard of care without rosiglitazone or pioglitazone in patients with type 2 diabetes who have a history of or are at risk for cardiovascular disease. The second question will compare the effects of long-term supplementation of vitamin D on death and cancer
Study identification
- NCT ID
- NCT00879970
- Recruitment status
- Terminated
- Study type
- Interventional
- Phase
- Phase 4
- Enrollment
- 1,332 participants
Conditions and interventions
Conditions
Interventions
- pioglitazone Drug
- rosiglitazone Drug
- placebo Drug
- Vitamin D Dietary Supplement
- Placebo Dietary Supplement
Drug · Dietary Supplement
Eligibility (public fields only)
- Age range
- 50 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- May 2009 (Type not available)
- Primary completion
- Nov 2010 (Actual)
- Completion
- Nov 2010 (Actual)
- Last update posted
- Apr 18, 2017
2009 – 2010
United States locations
- U.S. sites
- 23
- U.S. states
- 14
- U.S. cities
- 22
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| GSK Investigational Site | Long Beach | California | 90822 | — |
| GSK Investigational Site | Los Angeles | California | 90033 | — |
| GSK Investigational Site | Northridge | California | 91324 | — |
| GSK Investigational Site | San Diego | California | 92109 | — |
| GSK Investigational Site | Decatur | Georgia | 30033 | — |
| GSK Investigational Site | Tucker | Georgia | 30084 | — |
| GSK Investigational Site | Pocatella | Idaho | 83209 | — |
| GSK Investigational Site | Pocatello | Idaho | 83201 | — |
| GSK Investigational Site | New Orleans | Louisiana | 70112 | — |
| GSK Investigational Site | Haverhill | Massachusetts | 1830 | — |
| GSK Investigational Site | Minneapolis | Minnesota | 55454 | — |
| GSK Investigational Site | St Louis | Missouri | 63106 | — |
| GSK Investigational Site | Kalispell | Montana | 59901 | — |
| GSK Investigational Site | Westfield | New York | 14787 | — |
| GSK Investigational Site | Durham | North Carolina | 27710 | — |
| GSK Investigational Site | Cleveland | Ohio | 44195 | — |
| GSK Investigational Site | Portland | Oregon | 97216 | — |
| GSK Investigational Site | Portland | Oregon | 97239 | — |
| GSK Investigational Site | Kingsport | Tennessee | 37660 | — |
| GSK Investigational Site | Memphis | Tennessee | 38104 | — |
| GSK Investigational Site | Dallas | Texas | 75246 | — |
| GSK Investigational Site | Houston | Texas | 77030 | — |
| GSK Investigational Site | Temple | Texas | 76508 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 308 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00879970, 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 Apr 18, 2017 · Synced Oct 20, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT00879970 live on ClinicalTrials.gov.