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ClinicalTrials.gov public records Last synced Oct 22, 2026, 7:05 AM EDT

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

Showing 25–48 of 254 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Observation data collection study. Clear all
Recruiting No phase listed Observational

A Study in Adults to Learn About Inherited Alpha-1 Antitrypsin Deficiency (AATD) and AATD Related Liver Problems

NCT06512454
View directory record Official record
Conditions
Alpha1-Antitrypsin Deficiency
Interventions
No Intervention
Other
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2031
U.S. locations
3
States / cities
Gainesville, Florida • Charleston, South Carolina • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 24, 2026 · Synced Oct 22, 2026, 7:05 AM EDT
Completed No phase listed Observational

Longitudinal Observational Study of Severe Asthma

NCT01780142
View directory record Official record
Conditions
Asthma
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years to 100 Years
Enrollment
171 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2013
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 22, 2026, 7:05 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Spousal Support in Head and Neck Cancer

NCT00824252
View directory record Official record
Conditions
Head And Neck Cancer
Interventions
Questionnaires & Study Visit
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
361 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 8, 2022 · Synced Oct 22, 2026, 7:05 AM EDT
Completed No phase listed Observational

Observational Longitudinal Study of Pain in Men With Metastatic Castrate-Resistant Prostate Cancer

NCT02008058
View directory record Official record
Conditions
Metastatic Castrate-Resistant Prostate Cancer
Interventions
Survey
Behavioral
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
213 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
4
States / cities
Baltimore, Maryland • Chapel Hill, North Carolina • Portland, Oregon + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 30, 2020 · Synced Oct 22, 2026, 7:05 AM EDT
Completed No phase listed Observational

Automated Respiration Rate to Improve Accuracy of the Electronic Cardiac Arrest Risk Triage Score (eCART) Algorithm

NCT02399930
View directory record Official record
Conditions
Heart Arrest
Interventions
Respiratory & Heart Rate Data Collection
Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
133 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 20, 2016 · Synced Oct 22, 2026, 7:05 AM EDT
Recruiting No phase listed Observational

Observational Study to Examine the Procedural and Outcomes of AF Ablation Assisted by STAR Apollo™ Mapping System

NCT05826665
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
Persistent AF ablation assisted with the STAR Apollo Mapping System
Other
Lead sponsor
Kansas City Heart Rhythm Research Foundation
Other
Eligibility
18 Years to 80 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
4
States / cities
Jonesboro, Arkansas • Sarasota, Florida • Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Oct 16, 2024 · Synced Oct 22, 2026, 7:05 AM EDT
Completed No phase listed Observational

An Observational Study, Called FINEGUST, to Learn More About How People With Chronic Kidney Disease and Type 2 Diabetes Are Treated and How the Introduction of New Treatment Options, Like Finerenone, Impacts Clinical Practice

NCT05526157
View directory record Official record
Conditions
Chronic Kidney Disease, Type 2 Diabetes Mellitus
Interventions
Finerenone (Kerendia, BAY 948862), Sodium-glucose cotransporter 2 inhibitors (SGLT2i), Glucagon-like peptide-1 receptor agonists (GLP 1 RA), Steroidal mineral corticoid receptor antagonists (sMRA), Non-steroidal mineral corticoid receptor antagonists (nsMRA)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older
Enrollment
50,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Eden Prairie, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 15, 2024 · Synced Oct 22, 2026, 7:05 AM EDT
Completed No phase listed Observational

Identifying, Understanding, and Overcoming Barriers to the Use of Clinical Practice Guidelines in Pediatric Oncology

NCT02847130
View directory record Official record
Conditions
Acute Lymphoblastic Leukemia, B-Cell Non-Hodgkin Lymphoma, Childhood Acute Myeloid Leukemia, Childhood Burkitt Lymphoma, Childhood Neoplasm, Hematopoietic and Lymphoid Cell Neoplasm, Malignant Solid Neoplasm, Recurrent Childhood Acute Lymphoblastic Leukemia
Interventions
Informational Intervention, Interview, Medical Chart Review, Questionnaire Administration
Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
Up to 20 Years
Enrollment
530 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
31
States / cities
Oakland, California • Wilmington, Delaware • Fort Myers, Florida + 23 more
Source: ClinicalTrials.gov public record
Updated Jul 19, 2023 · Synced Oct 22, 2026, 7:05 AM EDT
Completed Phase 1 Interventional Results available

Study of TSR-033 With an Anti-programmed Cell Death-1 Receptor (PD-1) in Participants With Advanced Solid Tumors

NCT03250832
View directory record Official record
Conditions
Neoplasms
Interventions
TSR-033, Dostarlimab, mFOLFOX6, FOLFIRI, Bevacizumab
Drug
Lead sponsor
Tesaro, Inc.
Industry
Eligibility
18 Years and older
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
11
States / cities
Los Angeles, California • Whittier, California • Sarasota, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Apr 11, 2024 · Synced Oct 22, 2026, 7:05 AM EDT
Recruiting Not applicable Interventional

Stent Omission After Ureteroscopy and Lithotripsy in the Michigan Urological Surgery Improvement Collaborative

NCT05866081
View directory record Official record
Conditions
Stone, Kidney, Stone Ureter
Interventions
Standard of care stent placement, No stent placement, Surveys
Device · Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
792 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
16
States / cities
Tucson, Arizona • Gainesville, Florida • Indianapolis, Indiana + 12 more
Source: ClinicalTrials.gov public record
Updated Dec 15, 2025 · Synced Oct 22, 2026, 7:05 AM EDT
Completed No phase listed Observational

REALITY LHON Registry

NCT03295071
View directory record Official record
Conditions
Leber Hereditary Optic Neuropathy
Interventions
Patient-reported outcomes (PROs)
Other
Lead sponsor
GenSight Biologics
Industry
Eligibility
Not listed
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
5
States / cities
Pasadena, California • Atlanta, Georgia • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 2, 2026 · Synced Oct 22, 2026, 7:05 AM EDT
Not yet recruiting No phase listed Observational

Prospective Ultrasound Data Collection Study for AI-Based Detection of Breast Biopsy Markers

NCT07427407
View directory record Official record
Conditions
Breast Cancer
Interventions
Breast Ultrasound Imaging With Investigational AI Software
Device
Lead sponsor
AURA Health Technologies
Industry
Eligibility
21 Years and older · Female only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Oct 22, 2026, 7:05 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

iCCaRE Consortium Pilot Project 1: Feasibility of a Point of Prostate Cancer Diagnosis Intervention for Newly Diagnosed Black Men

NCT06535802
View directory record Official record
Conditions
Prostate Carcinoma
Interventions
Focus group, Clinician Interviews, Intervention testing, Survey, Follow-up Interview, Virtual Health Intervention
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
Up to 80 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Oct 22, 2026, 7:05 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Resilience to Sleep Deprivation and Changes in Sleep Architecture in Shoonya Meditators

NCT05026541
View directory record Official record
Conditions
Sleep, Sleep Deprivation, Cognitive Change
Interventions
Nap Practitioners, Shoonya Meditation
Behavioral
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 60 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 22, 2026 · Synced Oct 22, 2026, 7:05 AM EDT
Not yet recruiting No phase listed Observational

Prospective Evaluation of the Optimal SCS Trial Length

NCT07709351
View directory record Official record
Conditions
Spinal Cord Stimulation
Interventions
Spinal Cord Stimulation (SCS) Trial
Procedure
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 22, 2026, 7:05 AM EDT
Completed No phase listed Observational

An Observational Study, Called RegoFlex EU, to Learn More About the Use of Stivarga at Reduced Doses as Recommended (Flexible Dosing) to Treat People With Metastatic Colorectal Cancer in Real World Settings in Europe

NCT05551039
View directory record Official record
Conditions
Metastatic Colorectal Cancer
Interventions
Retrospective patient chart review
Other
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Whippany, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 26, 2023 · Synced Oct 22, 2026, 7:05 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

The Effect of Reading Therapy on Newborns

NCT05004857
View directory record Official record
Conditions
Autonomic Nervous System Diseases
Interventions
Book reading
Behavioral
Lead sponsor
Tulane University
Other
Eligibility
1 Minute to 1 Week
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated May 19, 2026 · Synced Oct 22, 2026, 7:05 AM EDT
Completed Not applicable Interventional

Human Factors Intervention to Reduce Risk in Primary Care of the Elderly

NCT01326637
View directory record Official record
Conditions
Primary Health Care, Aged, Clinical Information
Interventions
Patient Overview Document
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
65 Years and older
Enrollment
2,332 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 12, 2019 · Synced Oct 22, 2026, 7:05 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Online Evaluation of the Diagnostic Accuracy of BlinkLab's Digital Assessments for Autism

NCT07590973
View directory record Official record
Conditions
Autism, Autism Spectrum Disorder, Autism Spectrum Disorder (ASD), Neurodevelopmental Conditions
Interventions
BlinkLab Dx1, Retrospective Neurodevelopmental Diagnostic Assessment
Diagnostic Test · Behavioral
Lead sponsor
Blinklab Limited
Industry
Eligibility
2 Years to 11 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated May 15, 2026 · Synced Oct 22, 2026, 7:05 AM EDT
Recruiting No phase listed Observational

Research Accelerated by You Lupus Registry

NCT06927219
View directory record Official record
Conditions
Systemic Lupus Erythematosus (SLE), Lupus Nephritis (LN), Cutaneous Lupus Erythematosus (CLE)
Interventions
Not listed
Lead sponsor
Lupus Foundation of America
Other
Eligibility
Not listed
Enrollment
10,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2050
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jan 23, 2026 · Synced Oct 22, 2026, 7:05 AM EDT
Terminated No phase listed Observational

An Electronic Registry to Improve Adherence to Active Surveillance Monitoring at a Safety-net Hospital

NCT03553732
View directory record Official record
Conditions
Prostatic Neoplasms
Interventions
Registry
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Male only
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 4, 2022 · Synced Oct 22, 2026, 7:05 AM EDT
Completed No phase listed Observational

An Exploratory, Observational, Non-interventional, Open Label, Remote Pilot Study to Assess Adherence in COPD Subjects

NCT03745547
View directory record Official record
Conditions
Moderate Chronic Obstructive Pulmonary Disease, Severe Chronic Obstructive Pulmonary Disease
Interventions
Adherence to wearing a Spire wearable health monitor
Other
Lead sponsor
Spire, Inc.
Industry
Eligibility
18 Years and older
Enrollment
184 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 15, 2021 · Synced Oct 22, 2026, 7:05 AM EDT
Terminated Phase 1 Interventional Results available

Fecal Microbiota Transplantation (FMT) of FMP30 in Relapsing-Remitting Multiple Sclerosis

NCT03594487
View directory record Official record
Conditions
Relapsing Remitting Multiple Sclerosis
Interventions
FMP30 Donor Stool, Fecal Microbiota Transplantation (FMT) of FMP30 Donor Stool, Observational Control
Drug · Procedure · Other
Lead sponsor
Jeffrey Gelfand
Other
Eligibility
18 Years to 60 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Oct 22, 2026, 7:05 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Case Collection Study for Collecting Images for the Development and Validation of Computer Aided Detection Software

NCT00756834
View directory record Official record
Conditions
Breast Cancer
Interventions
Screening
Device
Lead sponsor
Siemens Medical Solutions
Industry
Eligibility
40 Years and older · Female only
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2020
U.S. locations
1
States / cities
Malvern, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 21, 2020 · Synced Oct 22, 2026, 7:05 AM EDT