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ClinicalTrials.gov public records Last synced Oct 30, 2026, 10:57 AM EDT

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

Showing 121–144 of 457 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: System Validation Clear all
Completed No phase listed Observational Accepts healthy volunteers

Pediatric Sleep Questionnaire: Normalization and Validation Study

NCT00203840
View directory record Official record
Conditions
Sleep Disorders
Interventions
Not listed
Lead sponsor
University of Chicago
Other
Eligibility
Up to 17 Years
Enrollment
325 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 13, 2016 · Synced Oct 30, 2026, 10:57 AM EDT
Completed Not applicable Interventional Results available

Alice PDx User/Validation Extended Trial

NCT00841906
View directory record Official record
Conditions
Sleep Apnea, Sleep-Disordered Breathing
Interventions
Alice PDx with only written instructions, Alice PDx with written and verbal instructions
Device
Lead sponsor
Philips Respironics
Industry
Eligibility
21 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
2
States / cities
Indiana, Pennsylvania • Monroeville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 19, 2018 · Synced Oct 30, 2026, 10:57 AM EDT
Active, not recruiting Phase 2 Interventional Accepts healthy volunteers

Discovery and Validation of Genetic Variants Affecting Microglial Activation in Alzheimer's Disease

NCT04840979
View directory record Official record
Conditions
Alzheimer Disease
Interventions
11C-ER176, 18F-florbetaben
Drug
Lead sponsor
Columbia University
Other
Eligibility
50 Years and older
Enrollment
107 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Oct 30, 2026, 10:57 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluation of PET/MR and PET/CT Imaging for Bone Marrow Lesions

NCT01880762
View directory record Official record
Conditions
Multiple Myeloma, Disease of the Marrow, Osteoporosis
Interventions
Not listed
Lead sponsor
NYU Langone Health
Other
Eligibility
30 Years to 80 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 2, 2016 · Synced Oct 30, 2026, 10:57 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluation and Validation of a Multimodal Brain Function Biomarker With NPC

NCT04074486
View directory record Official record
Conditions
Brain Injuries, Concussion, Mild, Concussion, Brain, Near Point Convergence, Concussion, Intermediate
Interventions
BrainScope Ahead 300iP-O, SCAT5, Near Point Convergence
Device · Diagnostic Test
Lead sponsor
BrainScope Company, Inc.
Industry
Eligibility
13 Years to 50 Years
Enrollment
1,318 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
6
States / cities
Fayetteville, Arkansas • Storrs, Connecticut • Miami, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 10, 2022 · Synced Oct 30, 2026, 10:57 AM EDT
Completed No phase listed Observational Results available

Littlears Auditory Questionnaire: Validation Study in CI Children

NCT00785707
View directory record Official record
Conditions
Hearing Loss
Interventions
Not listed
Lead sponsor
Med-El Corporation
Industry
Eligibility
Up to 24 Months
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2016
U.S. locations
5
States / cities
Augusta, Georgia • Durham, North Carolina • Nashville, Tennessee + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 26, 2017 · Synced Oct 30, 2026, 10:57 AM EDT
Recruiting Not applicable Interventional

Fall Prevention Among People With Spinal Cord Injury and Multiple Sclerosis Who Use Wheelchairs and Scooters

NCT07167680
View directory record Official record
Conditions
Spinal Cord Injuries (SCI), Multiple Sclerosis
Interventions
Individualized reduction of falls (iROLL), Stopping Elderly Accidents, Deaths & Injuries (STEADI)
Procedure
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Oct 30, 2026, 10:57 AM EDT
Completed No phase listed Observational

Initial Validation of PROMIS Physical Function/Disability Scales in Rheumatoid Arthritis (RA)

NCT00786227
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
Not listed
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
761 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated May 3, 2013 · Synced Oct 30, 2026, 10:57 AM EDT
Completed No phase listed Observational

Validation of a Simple and Cost-Effective Nucleic Acid Test for HIV Detection

NCT01084954
View directory record Official record
Conditions
HIV, HIV Infections
Interventions
Not listed
Lead sponsor
George Washington University
Other
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2016
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jun 16, 2016 · Synced Oct 30, 2026, 10:57 AM EDT
Completed No phase listed Observational

Artificial Intelligence for Digital Cholangioscopy Neoplasia Diagnosis

NCT05147389
View directory record Official record
Conditions
Common Bile Duct Neoplasms, Non-Neoplastic Bile Duct Disorder
Interventions
AI model classification, DSOC endoscopist experts' classification
Diagnostic Test
Lead sponsor
Instituto Ecuatoriano de Enfermedades Digestivas
Other
Eligibility
18 Years to 79 Years
Enrollment
170 participants
Timeline
2020 – 2022
U.S. locations
3
States / cities
New Brunswick, New Jersey • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 17, 2022 · Synced Oct 30, 2026, 10:57 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Validation of Clinical Outcome Measures Specific to mTBI-Related Oculomotor Disorders

NCT07282691
View directory record Official record
Conditions
MTBI - Mild Traumatic Brain Injury
Interventions
Not listed
Lead sponsor
Salus University
Other
Eligibility
18 Years to 35 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 15, 2025 · Synced Oct 30, 2026, 10:57 AM EDT
Recruiting No phase listed Observational

Study of Tumor Tissue Samples From Patients Who Have Undergone Surgery for Advanced Stage III or Stage IV Ovarian Epithelial Cancer

NCT01000259
View directory record Official record
Conditions
Stage IIIA Ovarian Cancer, Stage IIIB Ovarian Cancer, Stage IIIC Ovarian Cancer, Stage IV Ovarian Cancer
Interventions
Laboratory Biomarker Analysis
Other
Lead sponsor
Gynecologic Oncology Group
Network
Eligibility
Female only
Enrollment
174 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2004
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 5, 2017 · Synced Oct 30, 2026, 10:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Spot-Check Noninvasive Hemoglobin (SpHb) Clinical Validation

NCT02930850
View directory record Official record
Conditions
Anemia, Healthy, Pediatric ALL
Interventions
Rad-67 Pulse oximeter
Device
Lead sponsor
Masimo Corporation
Industry
Eligibility
1 Month and older
Enrollment
447 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
7
States / cities
Burbank, California • Irvine, California • Lake Forest, California + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2019 · Synced Oct 30, 2026, 10:57 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluating the Validity of a Genetic Risk Assessment Tool in Identifying Autism Spectrum Disorder

NCT01452061
View directory record Official record
Conditions
Autism Spectrum Disorder, Attention Deficit/Hyperactivity Disorder, Developmental Delay
Interventions
Not listed
Lead sponsor
Thomas W. Frazier, Ph.D
Other
Eligibility
1 Year to 12 Years
Enrollment
456 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 29, 2014 · Synced Oct 30, 2026, 10:57 AM EDT
Not yet recruiting No phase listed Observational Accepts healthy volunteers

Validation of a Body-Composition Segmentation Software on a Diverse Public CT Scan Cohort

NCT07600866
View directory record Official record
Conditions
Sarcopenia, Body Composition, Obesity
Interventions
Soma Body-Composition Segmentation Software
Diagnostic Test
Lead sponsor
Nucleo Research, Inc.
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 22, 2026 · Synced Oct 30, 2026, 10:57 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Unprepped CT Colonography

NCT00586053
View directory record Official record
Conditions
Colorectal Neoplasms
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
40 Years and older
Enrollment
1,255 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2009
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 11, 2010 · Synced Oct 30, 2026, 10:57 AM EDT
Withdrawn No phase listed Observational

Validation of PSFS in Carpal Tunnel Syndrome

NCT03909373
View directory record Official record
Conditions
Carpal Tunnel Syndrome
Interventions
PSFS
Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated Aug 6, 2021 · Synced Oct 30, 2026, 10:57 AM EDT
Completed Not applicable Interventional

Validating M.D. Anderson Symptom Inventory (MDASI-GI) in GI Cancer Patients Under Chemotherapy

NCT00849979
View directory record Official record
Conditions
Gastrointestinal Cancer
Interventions
Questionnaire, Interview
Behavioral · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
184 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 30, 2012 · Synced Oct 30, 2026, 10:57 AM EDT
Completed Not applicable Interventional

Tracking and Improving Trust/Respect

NCT04392336
View directory record Official record
Conditions
Impact of Feedback on Symptoms and Trust/Respect on Outcomes
Interventions
Trust/Respect feedback
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
185 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 25, 2022 · Synced Oct 30, 2026, 10:57 AM EDT
Completed No phase listed Observational Results available

Validation of the Hospital Asthma Severity Score (HASS)

NCT02782065
View directory record Official record
Conditions
Asthma
Interventions
Not an interventional study
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
2 Years to 18 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 23, 2021 · Synced Oct 30, 2026, 10:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Carbon-13 (13C)-Spirulina Platensis Gastric Emptying Breath Test (GEBT)

NCT01248221
View directory record Official record
Conditions
Dyspepsia
Interventions
[13C]-Spirulina platensis and 99mTc sulfur colloid
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 18, 2013 · Synced Oct 30, 2026, 10:57 AM EDT
Completed Not applicable Interventional

Development and Validation of the Automated Evaluation of Gastrointestinal Symptoms (AEGIS) Platform

NCT02436057
View directory record Official record
Conditions
Abdominal Pain, Deglutition Disorders, Fecal Incontinence, Nausea, Diarrhea, Constipation, Gastroesophageal Reflux
Interventions
AEGIS (Automated Evaluation of Gastrointestinal Symptoms)
Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
255 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
3
States / cities
Los Angeles, California • Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 15, 2016 · Synced Oct 30, 2026, 10:57 AM EDT
Not listed No phase listed Observational

Clinical Validation of the Hyfe Cough Monitoring System

NCT05723159
View directory record Official record
Conditions
Cough
Interventions
Clinical Validation of the Hyfe Cough Monitoring System
Device
Lead sponsor
Hyfe Inc
Other
Eligibility
21 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
2
States / cities
Oregon City, Oregon • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 28, 2023 · Synced Oct 30, 2026, 10:57 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Validation of Colon Biomarkers for the Early Detection of Colorectal Adenocarcinoma

NCT01511653
View directory record Official record
Conditions
Colon Cancer, Rectal Cancer
Interventions
Not listed
Lead sponsor
University of Michigan
Other
Eligibility
40 Years and older
Enrollment
13,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2019
U.S. locations
7
States / cities
Boston, Massachusetts • Ann Arbor, Michigan • Minneapolis, Minnesota + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 18, 2020 · Synced Oct 30, 2026, 10:57 AM EDT