- Conditions
- Covid-19 Vaccine, Vaccine Hesitancy
- Interventions
- Covid-19 vaccine education materials
- Other
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 541 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2022
- U.S. locations
- 7
- States / cities
- San Francisco, California • Durham, North Carolina • Philadelphia, Pennsylvania + 1 more
Search Results
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Showing 1–24
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- Conditions
- Vaccines
- Interventions
- HPV Vaccine Reminder Recall - Autodialer, HPV Vaccine Reminder Recall - Texting
- Behavioral
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 11 Years to 14 Years
- Enrollment
- 37,003 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2019
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Human Papillomavirus
- Interventions
- Conventional text message reminder, Enhanced text message reminders
- Behavioral
- Lead sponsor
- Columbia University
- Other
- Eligibility
- Not listed
- Enrollment
- 956 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2017
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- COVID-19 Vaccines
- Interventions
- Reminder/Recall Sent Via Preferred Method of Communication
- Behavioral
- Lead sponsor
- Marshfield Clinic Research Foundation
- Other
- Eligibility
- 12 Years to 17 Years
- Enrollment
- 4,304 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022
- U.S. locations
- 1
- States / cities
- Marshfield, Wisconsin
- Conditions
- Immunization Rate
- Interventions
- Text Message Reminder/Recall, Parent Preference
- Behavioral
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 11 Years to 17 Years
- Enrollment
- 34,581 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2014
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- Conditions
- Human Papilloma Virus
- Interventions
- Text-based reminder for recommended HPV vaccine or WCC, Non-specific text-based reminder (general health tip)
- Other
- Lead sponsor
- University of Rochester
- Other
- Eligibility
- 11 Years to 18 Years
- Enrollment
- 3,812 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2014
- U.S. locations
- 1
- States / cities
- Rochester, New York
- Conditions
- Reminder Systems, Influenza Vaccines
- Interventions
- Reminders
- Behavioral
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 6 Months to 17 Years
- Enrollment
- 25,531 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2019
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- 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
- Conditions
- Influenza, Respiratory Tract Infections
- Interventions
- Text Fixed R/R Messages with Direct Appointment Schedule Link, Text Pre-Appointment Reminder, Portal Pre-Commitment Prompt with Tailored R/R Messages with Direct Appointment Schedule Link, Portal Fixed R/R Messages with Direct Appointment Schedule Link, Portal Pre-Appointment Reminder
- Behavioral
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 6 Months and older
- Enrollment
- 262,085 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2023
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Behavior, Health, Flu, Flu Vaccination
- Interventions
- Pre-visit patient text messaging, Default pended order, Monthly peer comparison feedback, High risk bidirectional pre-visit text messaging
- Behavioral
- Lead sponsor
- University of Pennsylvania
- Other
- Eligibility
- 50 Years and older
- Enrollment
- 26,248 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- Lancaster, Pennsylvania
- Conditions
- HPV Vaccines
- Interventions
- SMS Text Message
- Behavioral
- Lead sponsor
- University of Maryland, Baltimore
- Other
- Eligibility
- 12 Years to 26 Years · Female only
- Enrollment
- 22 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2016
- U.S. locations
- 2
- States / cities
- Baltimore, Maryland
- Conditions
- Influenza Vaccination, Health Promotion, Health Behavior, Risk Reduction
- Interventions
- Letter, Patient portal, SMS
- Behavioral
- Lead sponsor
- Geisinger Clinic
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 43,225 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022
- U.S. locations
- 1
- States / cities
- Danville, Pennsylvania
- Conditions
- HPV Vaccination, Vaccine; Uptake, Vaccination; Series Completion
- Interventions
- PREVENT - BCT
- Behavioral
- Lead sponsor
- University of Utah
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 18 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- Conditions
- Parents
- Interventions
- HPV Vaccine Education, Text Messaging Reminder
- Behavioral
- Lead sponsor
- Memorial Sloan Kettering Cancer Center
- Other
- Eligibility
- 21 Years to 84 Years
- Enrollment
- 672 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2027
- U.S. locations
- 4
- States / cities
- Chicago, Illinois • Las Vegas, Nevada • New York, New York + 1 more
- Conditions
- Influenza, Human
- Interventions
- Flu shot text messages
- Behavioral
- Lead sponsor
- University of Pennsylvania
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 74,811 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2021
- U.S. locations
- 2
- States / cities
- Danville, Pennsylvania • Philadelphia, Pennsylvania
- Conditions
- Cardiovascular Diseases, Atrial Fibrillation, Abnormal Heart Rhythms, Cardiac Arrest, Heart Attack, Myocardial Infarction, Coronary Heart Disease, Heart Failure, Stroke, Cerebrovascular Accident
- Interventions
- Targeted digital intervention
- Other
- Lead sponsor
- Evidation Health
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 49,138 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2021
- U.S. locations
- 1
- States / cities
- San Mateo, California
- Conditions
- Human Papilloma Virus (HPV)
- Interventions
- Text Message, PostCard, Standard of Care, Motivational Interview
- Behavioral
- Lead sponsor
- University of Florida
- Other
- Eligibility
- 18 Years to 99 Years
- Enrollment
- 325 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2015 – 2016
- U.S. locations
- 1
- States / cities
- Gainesville, Florida
- Conditions
- Influenza
- Interventions
- text message
- Behavioral
- Lead sponsor
- Columbia University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 1,000 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Adult Influenza Vaccinations, Adult PPSV Vaccinations, Adult Tdap/Td Vaccinations
- Interventions
- Pillar 1: Convenient Vaccination Services, Pillar 2: Patient notification, Pillar 3: Enhanced Office Systems, Pillar 4: Motivation
- Behavioral
- Lead sponsor
- University of Pittsburgh
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 70,549 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2015
- U.S. locations
- 2
- States / cities
- Pittsburgh, Pennsylvania • Houston, Texas
- Conditions
- Human Papillomavirus Infection
- Interventions
- Compliance, Message sidedness
- Behavioral
- Lead sponsor
- Indiana University
- Other
- Eligibility
- 11 Years to 15 Years
- Enrollment
- 600 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2014
- U.S. locations
- 1
- States / cities
- Galveston, Texas
- Conditions
- Immunization, Reminder Systems
- Interventions
- Parent Only Phone Call, Parent and Adolescent Phone Call
- Other
- Lead sponsor
- Boston Children's Hospital
- Other
- Eligibility
- 13 Years to 17 Years · Female only
- Enrollment
- 420 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2011
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Covid19, Vaccine Refusal
- Interventions
- Messaging informed by construal level theory, Usual Care
- Behavioral
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 3,671 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Influenza, Vaccination, Health Promotion, Health Behavior, Risk Reduction
- Interventions
- Risk reduction, Medical records-based recommendation, Algorithm-based recommendation
- Behavioral
- Lead sponsor
- Geisinger Clinic
- Other
- Eligibility
- 17 Years and older
- Enrollment
- 117,649 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2021
- U.S. locations
- 1
- States / cities
- Danville, Pennsylvania
- Conditions
- Influenza, Human, Orthomyxoviridae Infections, RNA Virus Infections, Virus Disease, Respiratory Tract Infections, Respiratory Tract Disease, Vaccines, Physiological Effects of Drugs
- Interventions
- R/R - Autodialers, R/R - Texting, R/R - mailed postcard
- Behavioral
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 6 Months to 17 Years
- Enrollment
- 70,190 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2018
- U.S. locations
- 1
- States / cities
- Los Angeles, California