Clinical trials: Booster Message
Booster Message, Booster Message + Financial Incentive
COVID-19 Booster Incentives
The goal of this work is to understand whether small financial incentives and messaging can increase the take-up of COVID-19 boosters among patients empaneled at a county public health system.
- Trial name
- NCT05648773
- Testing
- Messaging, Financial Incentive
- Where
- United States
- Volunteers
- 57,893 people, healthy volunteers welcome
- Sponsor
- University of Southern California
COVID-19, Vaccines
Effects of Prompt to Bundle COVID-19 Booster and Flu Shot
This randomized controlled trial investigates whether text-based reminders can increase the bivalent COVID-19 booster uptake and whether text-based reminders that mention the opportunity to bundle the COVID-19 booster with the…
- Trial name
- NCT05586165
- Testing
- Reminder to boost protection against COVID-19, Flu Tag Along, COVID-19 Booster & Flu Bundle
- Where
- United States
- Volunteers
- 109,493 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
COVID-19, Vaccines
Boost Intentions and Facilitate Action to Promote COVID-19 Booster Take-up
This is a prospective randomized clinical trial evaluating how behaviorally-informed outreach text messages affect the take-up of bivalent COVID-19 booster.
- Trial name
- NCT05586204
- Testing
- Eligibility reminder, Link to a narrow set of vaccine venues, Link to a broad set of vaccine venues
- Where
- United States
- Volunteers
- 154,977 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
COVID-19, Vaccines
Information Provision and Consistency Framing to Increase COVID-19 Booster Uptake
This study investigates different ways to elevate intentions to get the COVID-19 booster via text-based reminders, including providing information about the booster and leveraging the consistency principle.
- Trial name
- NCT05586178
- Testing
- Reminder that facilitates action, Consistency framing, Information provision about the uniqueness of the bivalent booster
- Where
- United States
- Volunteers
- 177,720 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles