Planning Message Recommending Same Time/Location as Last Vaccine
COVID-19
About this trial
This is an interventional health services research trial for COVID-19 focused on measuring COVID-19, behavioral science interventions, vaccination promotion
Eligibility Criteria
Exclusion Criteria: The patient unsubscribed from texts before the send date and time of the patient's SMS/MMS message The patient received a bivalent COVID booster before the send date and time of the patient's SMS/MMS message.
Sites / Locations
- University of Pennsylvania
Arms of the Study
Arm 1
Arm 2
Experimental
Experimental
Control condition with "waiting for you" message
Planning message recommending same time/location as last vaccination
This control condition will use the text message that the investigators found to be the best performing in their last mega-study of vaccine text messages to recommend a COVID vaccination.
This condition will use a text message recommending the same time and location as the participant's last vaccination to get a COVID vaccination.