ClinicalTrials.gov record
Completed No phase listed Observational

A Biomarker Database to Investigate Blood-Based and Digital Biomarkers in Participants Screened for Alzheimer's Disease (Bio-Hermes)

ClinicalTrials.gov ID: NCT04733989

Public ClinicalTrials.gov record NCT04733989. 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 May 4, 2026, 4:41 PM EDT

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

Official title

Development of a Biomarker Database to Investigate Aß, P-tau, and NfL Blood-Based Biomarkers and Digital Biomarkers in Older Participants Screened for Preclinical Alzheimer's Disease (AD), Prodromal AD, or Mild AD

Study identification

NCT ID
NCT04733989
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Lead sponsor
GAP Innovations, PBC
Industry
Enrollment
1,002 participants

Conditions and interventions

Eligibility (public fields only)

Age range
60 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
Apr 20, 2021
Primary completion
Nov 10, 2022
Completion
Nov 10, 2022
Last update posted
Feb 8, 2023

2021 – 2022

United States locations

U.S. sites
16
U.S. states
5
U.S. cities
16
Facility City State ZIP Site status
Visionary Investigators Network - Aventura Aventura Florida 33180
Visionary Investigators Network - Coral Gables Coral Gables Florida 33133
Charter Research - Lady Lake Lady Lake Florida 32159
JEM Lake Worth Florida 33462
ClinCloud Maitland Florida 32751
Visionary Investigators Network - South Miami Miami Florida 33176
K2 Orlando Florida 32751
Visionary Investigators Network - Pembroke Pines Pembroke Pines Florida 33026
Progressive Medical Research Port Orange Florida 32127
Axiom Clinical Research of Florida Tampa Florida 33609
Charter Research - Winter Park Winter Park Florida 32792
Great Lakes Clinical Trials Chicago Illinois 60640
Kansas University Alzheimer's Disease Center (KUADC) Fairway Kansas 66160
Velocity Clinical Research - Syracuse Syracuse New York 13057
Kerwin Research Center Dallas Texas 75231
El Faro Health and Therapeutics Rio Grande City Texas 78582

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 NCT04733989, 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 Feb 8, 2023 · Synced May 4, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04733989 live on ClinicalTrials.gov.

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