A Study of Health Care Use and Costs in Participants With Early Stage Alzheimer's Disease (AD)
Public ClinicalTrials.gov record NCT02951598. 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
Longitudinal Cohort Study of Resource Use and Cost of Mild Cognitive Impairment and Mild Dementia Due to Alzheimer's Disease in the United States (GERAS-US)
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of this study is to learn about health care use, costs, and clinical outcomes over time for amyloid positive participants with early stages of AD in the United States. This study is for research purposes only, and is not intended to treat any medical condition. No study therapy(ies) for AD will be administered.
Study identification
- NCT ID
- NCT02951598
- Recruitment status
- Active, not recruiting
- Study type
- Observational
- Phase
- Not listed
- Enrollment
- 1,400 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 55 Years to 85 Years
- 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
- Oct 29, 2016 (Actual)
- Primary completion
- Jan 30, 2021 (Actual)
- Completion
- Apr 28, 2026 (Estimated)
- Last update posted
- Oct 24, 2025
2016 – 2026
United States locations
- U.S. sites
- 77
- U.S. states
- 21
- U.S. cities
- 62
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| California Pharmaceutical Research Institute | Anaheim | California | 92804 | — |
| Advanced Research Center | Anaheim | California | 92805 | — |
| Sun Valley Research Center | Imperial | California | 92251 | — |
| Global Clinical Trials | Irvine | California | 92614 | — |
| Irvine Clinical Research Center | Irvine | California | 92614 | — |
| Alliance Research Centers | Laguna Hills | California | 92653 | — |
| Pacific Clinical Studies, Inc | Los Alamitos | California | 90720 | — |
| California Neurological Services, Inc. | Panorama City | California | 91402 | — |
| Havana Research Institute | Pasadena | California | 91105 | — |
| Clinical Innovations, Inc. | Riverside | California | 92506 | — |
| Breakthrough Clinical Trials | San Bernardino | California | 92408 | — |
| HB Clinical Trials | Santa Ana | California | 92704 | — |
| Ventura Clinical Trials | Ventura | California | 93003 | — |
| Colorado Neurological Institute | Englewood | Colorado | 80113 | — |
| Coastal Connecticut Research, LLC | New London | Connecticut | 06320 | — |
| JEM Research Institute | Atlantis | Florida | 33462 | — |
| Visionary Investigators Network | Aventura | Florida | 33180 | — |
| Research Alliance | Clearwater | Florida | 33756 | — |
| Clinical Research of South Florida | Coral Gables | Florida | 33134 | — |
| Infinite Clinical Research | Doral | Florida | 33126 | — |
| International Research Partners, LLC. | Doral | Florida | 33166 | — |
| Sarkis Clinical Trials | Gainesville | Florida | 32607 | — |
| Indago Research & Health Center, Inc. | Hialeah | Florida | 33012 | — |
| New Life Medical Research Center, Inc | Hialeah | Florida | 33012 | — |
| Galiz Research | Hialeah | Florida | 33016 | — |
| South Florida Clinical Trials | Hialeah | Florida | 33016 | — |
| Van Buren Medical | Hollywood | Florida | 33020 | — |
| Clinical Research of Homestead | Homestead | Florida | 33030 | — |
| Jacksonville Center for Clinical Research | Jacksonville | Florida | 32216 | — |
| Universal Neurological Care | Jacksonville | Florida | 32216 | — |
| Sunrise Medical Research | Lauderdale Lakes | Florida | 33319 | — |
| Biomed Research Institute | Miami | Florida | 33126 | — |
| Miami Jewish Health Systems | Miami | Florida | 33137 | — |
| Florida International Research Center | Miami | Florida | 33173 | — |
| The Neurology Research Group, LLC | Miami | Florida | 33176 | — |
| L&C Professional Medical Research Institute | Miami | Florida | 33186 | — |
| Genoma Research Group, Inc. | Miami | Florida | 66135 | — |
| Empire Clinical Research | Miami Lakes | Florida | 33018 | — |
| Medical Research Group of Central Florida | Orange City | Florida | 32763 | — |
| Combined Research Orlando Phase I-IV LLC | Orlando | Florida | 32807 | — |
| Suncoast Neuroscience Associates | St. Petersburg | Florida | 33713 | — |
| Stedman Clinical Trials | Tampa | Florida | 33613 | — |
| Asclepes Research Centers Florida | Weeki Wachee | Florida | 34607 | — |
| Doctors Clinical Research | Atlanta | Georgia | 30312 | — |
| American Health Network | Franklin | Indiana | 46131 | — |
| American Research, LLC | Jeffersonville | Indiana | 47130 | — |
| Heartland Research Associates | Newton | Kansas | 67114 | — |
| Baptist Health Medical Group | Lexington | Kentucky | 40503 | — |
| NeuroMedical Clinic of Central Louisiana | Alexandria | Louisiana | 71301 | — |
| St. Agnes Medical Group | Catonsville | Maryland | 21228 | — |
| Hattiesburg Clinic | Hattiesburg | Mississippi | 39401 | — |
| University of Mississippi Medical Center | Jackson | Mississippi | 39216 | — |
| Psych Care Consultants Research | St Louis | Missouri | 63128 | — |
| Pyramid Clinical Research | Monroe | New Jersey | 08831 | — |
| Healthwise Medical Associates, PC | Brooklyn | New York | 11206 | — |
| Integrative Clinical Trials, LLC | Brooklyn | New York | 11229 | — |
| Adirondack Medical Center | Lake Placid | New York | 12946 | — |
| Mid Hudson Medical Research, PLLC | New Windsor | New York | 12553 | — |
| Onsite Clinical Solutions, LLC | Charlotte | North Carolina | 28203 | — |
| Onsite Clinical Solutions, LLC | Charlotte | North Carolina | 28226 | — |
| Alzheimer's Memory Center | Charlotte | North Carolina | 28270 | — |
| Coastal Carolina Healthcare, P.A. | New Bern | North Carolina | 28562 | — |
| Dayton Center for Neurological Disorders | Centerville | Ohio | 45459 | — |
| Christ Hospital | Cincinnati | Ohio | 45219 | — |
| Family Practice Center of Wooster | Wooster | Ohio | 44691 | — |
| Lynn Health Science Institute | Oklahoma City | Oklahoma | 73112 | — |
| Thomas Jefferson University | Philadelphia | Pennsylvania | 19107 | — |
| Wesley Neurology Clinic | Cordova | Tennessee | 38018 | — |
| Clinical Research Solutions, P.C. | Knoxville | Tennessee | 37920 | — |
| Lakeside Life Center | Carrollton | Texas | 75010 | — |
| Univ Of Texas Southwestern at Dallas Childrens Med Ctr | Dallas | Texas | 75390 | — |
| The Clinical Research Group | Frisco | Texas | 75035 | — |
| Dallas Clinical Research | Greenville | Texas | 75401 | — |
| Highlands Medical Associates, P.A. | Highlands | Texas | 77562 | — |
| University Hills Clinical Research | Irving | Texas | 75062 | — |
| North Pointe Psychiatry | Lewisville | Texas | 75057 | — |
| Premier Clinical Research | Spokane | Washington | 99202 | — |
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 NCT02951598, 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 Oct 24, 2025 · Synced Oct 17, 2026
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Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT02951598 live on ClinicalTrials.gov.