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NCT06566534 · ClinicalTrials.gov registry record · NA
Personalized Nudging to Increase Influenza Vaccinations
A NA study, sponsored by Geisinger Clinic.
- Completed
- Registry status
- NA
- Development phase
- 77,482
- Enrollment target
NCT06566534: Completed NA study, sponsored by Geisinger Clinic.
NCT06566534 is a NA study that has completed, run by Geisinger Clinic. The registered enrollment target is 77,482 participants, above the 1,402-participant average among 58,714 other NA trials with a reported enrollment target (5427% higher). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT06566534, a NA study, has completed, sponsored by Geisinger Clinic.
- COMPLETED
- Registry status
- NA
- Development phase
- 77,482 participants
- Enrollment target
Study Summary
The purpose of this study is to prospectively test whether personalized, message-based nudges can increase flu vaccination compared with nudges that are not personalized or no nudges.
Primary Outcome
Our field experiment will be conducted with Geisinger Health patients via SMS messages sent prior to their first flu shot-eligible appointment during the study period, referred to as the "target appointment." The key dependent variable is whether patients receive a flu shot at or before their target appointment (as recorded in their electronic health records). If patients cancel or do not show up for their target appointment after they have been randomized to a treatment and then schedule a new
Interventions
- BEHAVIORAL Reminder
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 77,482 participants |
| Start Date | 2024-09-09 |
| Est. Completion | 2024-12-31 |
| Phase | NA |
What the finished NCT06566534 record still lists
NCT06566534 is an interventional study that assigns participants to a tested intervention. Its 77,482 participants enrollment target places it among the larger protocols in the corpus, above the 1,402-participant average among 58,714 other NA trials with a reported enrollment target (5427% higher).
The record links to 0 conditions, and to 1 intervention - of which Reminder is the first listed.
NCT06566534 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT06566534 about?
NCT06566534 is a clinical study titled "Personalized Nudging to Increase Influenza Vaccinations". The purpose of this study is to prospectively test whether personalized, message-based nudges can increase flu vaccination compared with nudges that are not personalized or no nudges.
What is the current status of trial NCT06566534?
This trial is currently completed. It is a NA study. The enrollment target is 77,482 participants. The study started on 2024-09-09. Estimated completion is 2024-12-31.
What interventions are being tested in trial NCT06566534?
The interventions under investigation include: Reminder (BEHAVIORAL).
Who is sponsoring clinical trial NCT06566534?
This trial is sponsored by Geisinger Clinic, which has 107 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT06566534's enrollment target sits among peer trials
77,482 4th of 2000 higher than 1,997 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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