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ClinicalTrials.gov public records Last synced Sep 10, 2026, 10:22 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: None - Observational study Clear all
Recruiting No phase listed Observational

A Mobile App-Based Study to Evaluate Disease Burden and Treatment Patterns in Immunoglobulin A Nephropathy (IgAN) in the US

NCT06952426
View directory record Official record
Conditions
Immunoglobulin A Nephropathy
Interventions
No intervention, Other treatment, Iptacopan, Atrasentan
Other
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 16, 2025 · Synced Sep 10, 2026, 10:22 AM EDT
Completed No phase listed Observational

Asymptomatic Renal Calculi in Recurrent Urinary Tract Infections

NCT04495699
View directory record Official record
Conditions
Urinary Tract Infections, Kidney Stone
Interventions
None - observational
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
5
States / cities
Phoenix, Arizona • San Diego, California • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 20, 2025 · Synced Sep 10, 2026, 10:22 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Examining a Common Complaint of Women Who Receive Chemotherapy for Breast Cancer- Cognitive Difficulty

NCT01553097
View directory record Official record
Conditions
Breast Cancer, Neurocognitive Impairment, Quality of Life
Interventions
Neurocognitive impairment observation
Other
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
21 Years and older · Female only
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Dec 15, 2014 · Synced Sep 10, 2026, 10:22 AM EDT
Completed No phase listed Observational

Establishment of Natural History of Scorpion Envenomation

NCT00696683
View directory record Official record
Conditions
Scorpion Sting Envenomation
Interventions
None, this is an observational study
Other
Lead sponsor
Instituto Bioclon S.A. de C.V.
Industry
Eligibility
6 Months to 18 Years
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Jun 12, 2008 · Synced Sep 10, 2026, 10:22 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

The SKyRoCKeT Study

NCT05770817
View directory record Official record
Conditions
Healthy
Interventions
N/A: SKyRoCKeT is an observational study
Other
Lead sponsor
University of North Carolina, Charlotte
Other
Eligibility
6 Years to 20 Years
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Sep 10, 2026, 10:22 AM EDT
Completed No phase listed Observational

Clinical and Microbiological Outcomes of Infections Due to Carbapenem-Resistant Gram-Negative Bacteria

NCT01041716
View directory record Official record
Conditions
Drug Resistance, Microbial
Interventions
None - Observational study
Other
Lead sponsor
Maimonides Medical Center
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Aug 18, 2011 · Synced Sep 10, 2026, 10:22 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Adiponectin and Ethnic Differences in Insulin Resistance

NCT01831102
View directory record Official record
Conditions
Insulin Resistance, Type 2 Diabetes
Interventions
none- observational study
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 60 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 14, 2013 · Synced Sep 10, 2026, 10:22 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Sensory Symptoms in Tourette Syndrome and Obsessive-Compulsive Disorder

NCT04335175
View directory record Official record
Conditions
Tourette Syndrome, Obsessive-Compulsive Disorder, Sensory Disorders
Interventions
None - observational study
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 14, 2022 · Synced Sep 10, 2026, 10:22 AM EDT
Terminated No phase listed Observational

Study to Evaluate Corneal Neurosensory Abnormalities in Patients With Sjögren's Dry Eye

NCT06411132
View directory record Official record
Conditions
Sjögren Syndrome, Dry Eye
Interventions
observational study
Other
Lead sponsor
Dompé Farmaceutici S.p.A
Industry
Eligibility
18 Years and older
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
15
States / cities
Bakersfield, California • Aurora, Colorado • Jacksonville, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Nov 19, 2025 · Synced Sep 10, 2026, 10:22 AM EDT
Withdrawn No phase listed Observational

A Study of the Natural Course of SURF1 Deficiency

NCT05277363
View directory record Official record
Conditions
Leigh Syndrome
Interventions
None (Observational study)
Other
Lead sponsor
Taysha Gene Therapies, Inc.
Industry
Eligibility
Up to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 19, 2022 · Synced Sep 10, 2026, 10:22 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

How's Your Balance?

NCT07412145
View directory record Official record
Conditions
Balance Assessment, Falls, Plantar Sensation
Interventions
None AHT
Other
Lead sponsor
RxFunction Inc.
Industry
Eligibility
20 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Sep 10, 2026, 10:22 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Long-Term Experience and Health Effects of COVID-19

NCT04477902
View directory record Official record
Conditions
Covid19, Corona Virus Infection, Quality of Life, Risk Reduction
Interventions
none - observational
Other
Lead sponsor
Altura
Industry
Eligibility
18 Years to 100 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Mission Viejo, California
Source: ClinicalTrials.gov public record
Updated Jun 23, 2021 · Synced Sep 10, 2026, 10:22 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Use of Insorb Absorbable Vicryl Staples in Skin Closure for Cesarean Section

NCT01446627
View directory record Official record
Conditions
Wound Infection
Interventions
There is no intervention for this study
Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
14 Years to 50 Years · Female only
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 2, 2013 · Synced Sep 10, 2026, 10:22 AM EDT
Recruiting No phase listed Observational

Longitudinal Impact of Stressors in Adults With Tourette Syndrome

NCT04851678
View directory record Official record
Conditions
Tourette Syndrome
Interventions
None - observational study
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Sep 10, 2026, 10:22 AM EDT
Terminated No phase listed Observational

Pelvic Floor Disorders Among Sexual Minoritized Women

NCT05072158
View directory record Official record
Conditions
Sexual Function Disturbances, Pelvic Organ Prolapse, Urinary Incontinence, Fecal Incontinence
Interventions
None, this is an observational study
Other
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years and older · Female only
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Jan 11, 2024 · Synced Sep 10, 2026, 10:22 AM EDT
Recruiting No phase listed Observational

PReSeRVE-HD: Observational Study of the Merit HeRO® Graft and Super HeRO® in Patients on Hemodialysis

NCT06422871
View directory record Official record
Conditions
End Stage Renal Disease, Hemodialysis Access Failure
Interventions
HeRO® Graft System or Super HeRO® System
Device
Lead sponsor
Merit Medical Systems, Inc.
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
7
States / cities
Washington D.C., District of Columbia • Sarasota, Florida • Raleigh, North Carolina + 4 more
Source: ClinicalTrials.gov public record
Updated May 31, 2026 · Synced Sep 10, 2026, 10:22 AM EDT
Terminated No phase listed Observational

Registry to Evaluate Long-Term Outcomes in Patients Who Undergo 68-Ga-PSMA-11 PET/CT Imaging Evaluations

NCT06655064
View directory record Official record
Conditions
Prostate Cancer (Adenocarcinoma)
Interventions
None- Observational
Other
Lead sponsor
Telix Pharmaceuticals (Innovations) Pty Limited
Industry
Eligibility
21 Years and older · Male only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
9
States / cities
Fresno, California • Grand Junction, Colorado • Meridian, Idaho + 5 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2025 · Synced Sep 10, 2026, 10:22 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Physiological Responses to Heat Stress During High-risk Events

NCT06907225
View directory record Official record
Conditions
Thermoregulation
Interventions
None-placebo
Other
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
2
States / cities
Fort Novosel, Alabama • Fort Jackson, South Carolina
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Sep 10, 2026, 10:22 AM EDT
Active, not recruiting No phase listed Observational

Vanderbilt Memory and Aging Project

NCT05372159
View directory record Official record
Conditions
Alzheimer Disease, Aging, Aged, 80 and Over, Biomarkers, Brain, Case-Control Studies, Cognitive Dysfunction, Neuropsychological Tests
Interventions
none, observational study
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
60 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Sep 10, 2026, 10:22 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

A Novel Framework for Impaired Imitation in ASD

NCT03423160
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
None--observational
Other
Lead sponsor
Hugo W. Moser Research Institute at Kennedy Krieger, Inc.
Other
Eligibility
8 Years to 12 Years
Enrollment
201 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 26, 2026 · Synced Sep 10, 2026, 10:22 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Symptoms of Lower Urinary Tract Dysfunction Phenotyping Study

NCT02485808
View directory record Official record
Conditions
Lower Urinary Tract Symptoms
Interventions
None-observational, Magnetic Resonance Imaging (MRI), Multimodal Automated Sensory Testing System, Auditory Sensitivity Test
Other · Procedure
Lead sponsor
Arbor Research Collaborative for Health
Other
Eligibility
18 Years and older
Enrollment
1,879 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
6
States / cities
Chicago, Illinois • Iowa City, Iowa • Ann Arbor, Michigan + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 14, 2019 · Synced Sep 10, 2026, 10:22 AM EDT
Completed No phase listed Observational

The Mobility Toolkit: Electronically Augmented Assessment of Functional Recovery Following Lower-extremity Trauma

NCT04047030
View directory record Official record
Conditions
Gait
Interventions
None- Observational Study
Other
Lead sponsor
Major Extremity Trauma Research Consortium
Other
Eligibility
18 Years to 60 Years
Enrollment
244 participants
Timeline
2019 – 2024
U.S. locations
10
States / cities
Lexington, Kentucky • Baltimore, Maryland • Bethesda, Maryland + 7 more
Source: ClinicalTrials.gov public record
Updated Oct 5, 2025 · Synced Sep 10, 2026, 10:22 AM EDT
Completed No phase listed Observational

Chemotherapy-related Cognitive Impairment and Acute Leukemia

NCT04644419
View directory record Official record
Conditions
Acute Myeloid Leukemia
Interventions
none (observational study)
Other
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 5, 2023 · Synced Sep 10, 2026, 10:22 AM EDT
Completed No phase listed Observational

A Study to Describe the Characteristics, Health Care Interventions and Outcomes of Patients With Major Bleedings in the Presence of Factor Xa Inhibitor Treatment

NCT06147830
View directory record Official record
Conditions
Major Bleeding
Interventions
None (Observational study)
Other
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
2,202 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
25
States / cities
Chandler, Arizona • Orange, California • Sacramento, California + 22 more
Source: ClinicalTrials.gov public record
Updated Nov 2, 2025 · Synced Sep 10, 2026, 10:22 AM EDT