Flu Shot Pre-visit Questionnaire

NCT ID: NCT05508698

Last Updated: 2023-07-25

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

230962 participants

Study Classification

INTERVENTIONAL

Study Start Date

2022-08-18

Study Completion Date

2023-04-08

Brief Summary

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The purpose of this study is to assess, prospectively, the effect on flu vaccination rates of a pre-visit questionnaire that asks patients to indicate their preferences for a flu shot. Responses to the questionnaire will also be shown to clinicians via additional text in an existing flu shot alert. The investigators hypothesize that the pre-visit questionnaire will lead to increased flu vaccination compared with standard practices.

Detailed Description

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The CDC (Centers for Disease Control and Prevention) recommends a flu vaccination to everyone aged 6+ months, with rare exception; almost anyone can benefit from the vaccine, which can reduce illnesses, missed work, hospitalizations, and death. One barrier to vaccination is a lack of "cues to action," which could be overcome by asking patients for a pre-visit commitment to get a flu shot and additional reminders for the clinician to act on this commitment.

Eligible patients will be randomized to either receive or not receive a one-item, pre-visit questionnaire about the flu shot (that will show responses to clinicians in an existing flu shot alert).

Conditions

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Influenza

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

SINGLE

Participants
Patient-participants will not be explicitly told about the different arms, although clinician-participants will see the different arms and may notice these differences.

Study Groups

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Passive Control

No change to the standard of care for flu vaccines

Group Type NO_INTERVENTION

No interventions assigned to this group

Pre-visit Questionnaire

One-item questionnaire in online patient portal and additional information in the flu shot alert

Group Type EXPERIMENTAL

Precommitment Nudge

Intervention Type BEHAVIORAL

Ask participants to commit to a decision about getting a flu shot

Salience

Intervention Type BEHAVIORAL

Additional text and icon in the flu shot alert makes the pre-visit questionnaire response salient to the clinician, which could facilitate action or further discussion with the patient

Interventions

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Precommitment Nudge

Ask participants to commit to a decision about getting a flu shot

Intervention Type BEHAVIORAL

Salience

Additional text and icon in the flu shot alert makes the pre-visit questionnaire response salient to the clinician, which could facilitate action or further discussion with the patient

Intervention Type BEHAVIORAL

Eligibility Criteria

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Inclusion Criteria

* On a list of active Geisinger patients (all patients on this list attended at least one primary care appointment at Geisinger between 10/1/2008 and 4/13/2022, and either had a Geisinger primary care provider assigned as of April 2022, or were in the Electronic Health Record \[EHR\] since at least September 2021 and had at least one encounter in 2020-2022)
* Has an upcoming flu shot-eligible outpatient visit with a provider
* Has activated Geisinger's patient portal
* Has not yet received a flu vaccine at the time the questionnaire became available, according to the EHR


* Any Geisinger clinician who sees patient-participants in our study for a flu shot-eligible outpatient visit
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Geisinger Clinic

OTHER

Sponsor Role lead

Responsible Party

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Christopher F Chabris, PhD

Professor

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Christopher F Chabris, PhD

Role: PRINCIPAL_INVESTIGATOR

Geisinger Clinic

Locations

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Geisinger Clinic

Danville, Pennsylvania, United States

Site Status

Countries

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United States

Provided Documents

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Document Type: Study Protocol and Statistical Analysis Plan

View Document

Other Identifiers

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2022-0419

Identifier Type: -

Identifier Source: org_study_id

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