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Showing 769–792 of 2,398 matching trials from the live ClinicalTrials.gov search.
Completed No phase listed Observational

Pediatric Vaccinations

NCT04936776
Conditions
Pediatric ALL, Vaccination, Immunization
Interventions
Text messaging
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
1 Year to 2 Years
Enrollment
1,034 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Results available

Way to Be Active 2 (Lotteries)

NCT02005276
Conditions
Sedentary Employees
Interventions
Basic Lottery, Combined Lottery, Jackpot Lottery
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 100 Years
Enrollment
209 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers Results available

Alcohol and Sex Risk Intervention for MSM Supplement

NCT03522948
Conditions
Heavy Drinking and Sexual Risk Behavior
Interventions
Brief intervention with text messaging to reduce sexual risk and heavy drinking among MSM
Behavioral
Lead sponsor
Boston University Charles River Campus
Other
Eligibility
21 Years to 50 Years · Male only
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Text4Peds: Short Message Service Evaluating Medical Student Education

NCT03346616
Conditions
Education, Medical, Undergraduate, SMS
Interventions
Texting Group, Non Texting Group
Other
Lead sponsor
St. Louis University
Other
Eligibility
20 Years to 50 Years
Enrollment
162 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
HIV/AIDS
Interventions
PrEP standard of care+behavioral intervention
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older · Female only
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Physical Activity, Exercise, Heart Diseases, Diabetes Mellitus, Physical Inactivity
Interventions
Smart Walk, Fitbit
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
24 Years to 65 Years · Female only
Enrollment
210 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
Suicide, Suicide, Attempted, Suicidal Ideation, Self Harm
Interventions
MI- Safety Plan, Texts messages, Monitoring, Portal follow-up, Booster call
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
13 Years to 17 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
3
States / cities
Ann Arbor, Michigan • Detroit, Michigan • Cincinnati, Ohio
Conditions
Spinal Cord Injuries, Stroke, Multiple Sclerosis
Interventions
Fatigue self-management SMS intervention
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Maternal Cytomegalovirus Infections, Cytomegalovirus Congenital
Interventions
CMV Risk-Reduction Intervention, Stress Reduction Messaging
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
14 Years to 39 Years · Female only
Enrollment
582 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

A Text Messaging Trial to Test Vaping Health Messages Optimized to Young Adults' Vaping Status

NCT07038317
Conditions
Vaping Behaviors, Message Exposure, Young Adults
Interventions
Intervention, Control
Other
Lead sponsor
University of Hawaii
Other
Eligibility
18 Years to 24 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Honolulu, Hawaii
Conditions
Study Adherence, Depressive Disorder
Interventions
Video-Chat Psychotherapy (VCP), Message-Based Psychotherapy (MBP), Message-Based Psychotherapy with Monthly Video-Chat Psychotherapy, Message-Based Psychotherapy with Weekly Video-Chat Psychotherapy, High Monetary Incentive (HMI), Low Monetary and Alternative Incentive (LMAI)
Behavioral
Lead sponsor
Talkspace
Industry
Eligibility
18 Years and older
Enrollment
1,184 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
New York, New York
Conditions
Breastfeeding, Feeding Behavior
Interventions
EpxBreastfeeding, Baby book survey
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
218 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Smoking Cessation Counselling
Interventions
Free Help, Free Nicotine message, Spanish: Free help message, Spanish: Free nicotine message
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
4,171 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
San Diego, California
Conditions
Metabolic Syndrome, Obesity
Interventions
Facility-based Exercise, Home-based Exercise
Behavioral
Lead sponsor
Georgetown University
Other
Eligibility
45 Years to 65 Years · Female only
Enrollment
213 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2025
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Cancer
Interventions
Usual Care, Clinician Nudge, Patient Nudge
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
4,450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Chronic Mental Illness, Major Depression, Schizophrenia, Bipolar Disorder
Interventions
My Coach Connect
Behavioral
Lead sponsor
RAND
Other
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Long Beach, California
Completed Not applicable Interventional Accepts healthy volunteers

BP PAL - Hypertension Chat Bot Pilot

NCT05571410
Conditions
Hypertension
Interventions
HTN Chat bot
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 80 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Posttraumatic Stress Disorder, PTSD
Interventions
Modular Cognitive Processing Therapy, Modular Prolonged Exposure Therapy, Step Down Treatment, Digital Interventions, Cognitive Processing Therapy (CPT), Prolonged Exposure (PE)
Behavioral
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years and older
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
4
States / cities
Augusta, Georgia • Ann Arbor, Michigan • Battle Creek, Michigan + 1 more
Recruiting Not applicable Interventional Accepts healthy volunteers

Evidence-based Intervention to Improve Walking Engagement in El Paso, Texas

NCT06411769
Conditions
Activity Trackers, Physical Activity
Interventions
50K4LIfe, SMS Text Messaging, Individual, School
Behavioral
Lead sponsor
University of Texas, El Paso
Other
Eligibility
18 Years and older
Enrollment
406 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
El Paso, Texas
Completed Not applicable Interventional Results available

A Systems-Level Intervention for Rural Adults With Depression

NCT04502186
Conditions
Depressive Symptoms
Interventions
Raising Our Spirits Together, Enhanced Control Condition
Behavioral · Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
2
States / cities
Hillsdale, Michigan • Jonesville, Michigan
Conditions
Teen Dating Violence, Healthy Dating Relationship Behaviors
Interventions
Dating Matters Comprehensive Approach, Standard of Care Safe Dates Approach
Behavioral
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
Not listed
Enrollment
10,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
4
States / cities
Oakland, California • Fort Lauderdale, Florida • Chicago, Illinois + 1 more
Conditions
COVID-19
Interventions
Text-Messaging (TM), Conversational Agent (CA), Patient Navigation (PN)
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
2,117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed Not applicable Interventional

Fast Track to Fertility

NCT07154888
Conditions
Infertility
Interventions
Fast Track to Fertility Algorithmic Text Messaging Platform
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older · Female only
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Atrial Fibrillation (AF)
Interventions
Contemporary Guideline-Adherence, Alcohol Abstinence
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
San Francisco, California