NCT03638583Recruiting
Alzheimer Prevention Trials (APT) Webstudy
Source: ClinicalTrials.gov · Last updated 16 Jul 2025 · Not updated for over 12 months - ask the site whether it is still open
Brief summary (registry, in English)
The goal of the Alzheimer Prevention Trials (APT) Webstudy is to accelerate enrollment for Alzheimer's disease (AD) clinical trials by identifying and tracking individuals who may be at higher risk for developing AD dementia.
- Status (registry)
- Recruiting
- Study type
- Observational
- Enrollment
- 200000 (estimated)
- First submitted
- 16 Aug 2018
- Start date
- 20 Dec 2017
- Primary completion date
- 30 Apr 2026
- Lead sponsor
- University of Southern California
- Diseases
- Alzheimer disease
- NCT number
- NCT03638583
What you commit to
- Study type: Observational
- Planned participants: 200000
- From 20 Dec 2017 to the primary completion date, 30 Apr 2026
- 1 site in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Other
- N/A. Anyone can register for the APT Webstudy, however, only individuals identified using the risk algorithm will be referred for in-person biomarker assessments.
Who the study is looking for
- male or female at least 50 years of age
- no evidence of dementia
- willing to participate in remote longitudinal cognitive testing and possible referral for biomarker assessment based on risk
Age in the registry: 50 years to 85 years · Sex: All · Accepts healthy volunteers
Sites (1)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| - Coordinator of this site? Confirm its status | San Diego | United States | Recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.