Using Text Messages to Boost COVID-19 Vaccination Appointment Booking and Vaccination Rates: A Randomised Controlled Field Trial.

The Behavioural Insights Team1 site in 1 country1,825,937 target enrollmentApril 26, 2021

ConditionsVaccination Hesitancy COVID-19

Overview

Phase: Not Applicable
Intervention: Not specified
Conditions: Vaccination Hesitancy
Sponsor: The Behavioural Insights Team
Enrollment: 1825937
Locations: 1
Primary Endpoint: Booking rate within 72 hours
Status: Completed
Last Updated: 2 years ago

Overview Investigators Eligibility Criteria Outcomes Sites Similar Trials

Overview

Brief Summary

This study is a nationwide randomised controlled trial (RCT) to test the impact of behavioural science-informed text messages notifying patients of their eligibility for the COVID-19 vaccine on vaccination rates.

Registry

clinicaltrials.gov

Start Date

April 26, 2021

End Date

May 10, 2021

Last Updated

2 years ago

Study Type

Interventional

Study Design

Parallel

Sex

All

Investigators

Sponsor

The Behavioural Insights Team

Responsible Party

Principal Investigator

Hannah Behrendt

Director

The Behavioural Insights Team

Eligibility Criteria

Inclusion Criteria

•(i) satisfying the age criteria as defined above;
•(ii) recorded in the National Immunisation Management System (NIMS);
•(iii) with a valid mobile phone number;
•(iv) who had not already received or been invited for the COVID-19 vaccine via NIMS at the time of the study.

Exclusion Criteria

•Participants with invalid phone numbers

Outcomes

Primary Outcomes

Booking rate within 72 hours

Time Frame: 72 hours

The proportion of first dose vaccination appointments booked through the NHS National Booking System within 72 hours (inclusive) of the text message being sent