- 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
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Showing 25–34
of 10
matching trials from the live ClinicalTrials.gov search.
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- 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
- Conditions
- Influenza
- Interventions
- Precommitment Nudge, Salience
- Behavioral
- Lead sponsor
- Geisinger Clinic
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 230,962 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2023
- U.S. locations
- 1
- States / cities
- Danville, Pennsylvania
- Conditions
- Influenza
- Interventions
- Text Message, Written reminder
- Other
- Lead sponsor
- Columbia University
- Other
- Eligibility
- 6 Months to 9 Years
- Enrollment
- 660 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2013
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Influenza, Respiratory Tract Infections
- Interventions
- Text Message R/R with Direct Appointment Schedule Link, Text Message R/R without Direct Appointment Schedule Link, Text Pre-Appointment Reminder, Portal Message R/R with Direct Appointment Schedule Link, Portal Message R/R without Direct Appointment Schedule Link, Portal Pre-Appointment Reminder
- Behavioral
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 6 Months and older
- Enrollment
- 239,567 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Pregnancy
- Interventions
- influenza and general health information, general health information
- Other
- Lead sponsor
- University of Pittsburgh
- Other
- Eligibility
- 14 Years to 50 Years · Female only
- Enrollment
- 216 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2014
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- Asthma
- Interventions
- Text2Breathe Study Group
- Behavioral
- Lead sponsor
- Seattle Children's Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 221 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2020
- U.S. locations
- 2
- States / cities
- Seattle, Washington • Tacoma, Washington
- Conditions
- Communicable Disease
- Interventions
- Reminders
- Behavioral
- Lead sponsor
- Kaiser Permanente
- Other
- Eligibility
- 1 Month to 11 Months
- Enrollment
- 250 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2019
- U.S. locations
- 1
- States / cities
- Denver, Colorado
- 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
- 80,039 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2024
- U.S. locations
- 2
- States / cities
- Philadelphia, Pennsylvania • Seattle, Washington
- Conditions
- Influenza
- Interventions
- Text Message, automated call
- Other
- Lead sponsor
- Columbia University
- Other
- Eligibility
- 6 Months to 50 Years
- Enrollment
- 30,537 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2012
- U.S. locations
- 1
- States / cities
- New York, New York