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ClinicalTrials.gov public records Last synced Sep 5, 2026, 11:37 PM EDT

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Showing 1–9 of 9 matching trials from the live ClinicalTrials.gov search.
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Conditions
Vaccination
Interventions
Electronic immunization alert
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
Up to 17 Years
Enrollment
15,348 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
2
States / cities
New York, New York • Seattle, Washington
Completed Not applicable Interventional

Improving Childhood Immunization

NCT01794286
Conditions
Improve Childhood Immunization Rates
Interventions
Provider bulletins, Trigger alerts
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
28 Years to 40 Years
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Covid19
Interventions
Text-Messaging (TM), Patient Navigation (PN)
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
65,300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Influenza
Interventions
text message
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
4,026 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
New York, New York
Conditions
Clinical Decision Support
Interventions
Current Version of the Influenza Alert, Alternate Modifications of the Influenza Alert
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
3 Years and older
Enrollment
25,881 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Results available

High-risk Influenza Vaccine Alert

NCT05492786
Conditions
Influenza
Interventions
Alert, Salient alert features, High-risk Text, Risk factors
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
80,452 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Danville, Pennsylvania
Conditions
Influenza, Infections, Pneumococcal
Interventions
Arm 1: E-portal message with IVR call, Arm 2: E-portal message with no IVR call, Arm 3: No e-portal message with IVR call, Arm 5: IVR call
Other
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older
Enrollment
30,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Worcester, Massachusetts
Conditions
HPV Vaccines
Interventions
Family Decision Support, Clinician Decision Support, Family Decision Support and Clinician Decision Support, Control
Behavioral · Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
11 Years to 17 Years · Female only
Enrollment
23,675 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Breastfeeding, Exclusive, Pain, Acute, Maternal Distress, Parent-Child Relations, Self Efficacy
Interventions
The BSM Intervention, Attention Control
Behavioral
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
2
States / cities
Farmington, Connecticut • Hartford, Connecticut