- Conditions
- COVID-19, COVID-19 Pandemic
- Interventions
- COVID-19 walk-up, on-site testing strategy, Community Health Worker (CHW) leading testing navigation and general preventive care reminders, No-cost self-testing kit vending machines
- Behavioral
- Lead sponsor
- University of California, San Diego
- Other
- Eligibility
- Not listed
- Enrollment
- 6,527 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- San Ysidro, California
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–5
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- Conditions
- Influenza, Respiratory Tract Infections
- Interventions
- Portal Reminders for Influenza Vaccination: Direct scheduling link, Portal Reminders for Influenza Vaccination: No direct scheduling link, Pre-Commitment Prompt, Pre-Appointment flu vaccine reminders
- Behavioral
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 4 Months and older
- Enrollment
- 213,773 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2021
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- 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
- 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
- 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