The goal of this study is to assess the effect of an educational intervention for primary care providers (PCPs) on influenza and COVID-19 vaccine uptake among their adult patients through a pragmatic, cluster randomized trial in primary care clinics.
Low uptake of the COVID-19 and influenza vaccines is a major public health threat. An estimated 234,000 deaths due to COVID-19 could have been prevented between June 2021 and March 2022 through vaccination. Yet, only 20% of US adults are up to date on COVID-19 vaccination, despite widespread vaccine availability, and evidence of vaccine effectiveness at preventing hospitalization or death. Similarly, flu shots prevented an estimated 105,000 hospitalizations and 6,300 deaths during the 2019-2020 season alone, but only 50% of adults received a flu shot in the 2020-2021 influenza season, and these rates have been declining in the years since. Healthcare provider (HCP) recommendations increase uptake of COVID-19 and influenza vaccines. Interventions that leverage the central role of HCPs in recommending vaccination are a promising means of increasing vaccination coverage. Yet many PCPs are unsure how to communicate effectively with patients who decline vaccination, indicating a need for strategies and training in how to effectively communicate with patients about the COVID-19 and influenza vaccines. The goal of this study is to assess the effect of an educational intervention for primary care providers (PCPs) on influenza and COVID-19 vaccine uptake among their adult patients through a pragmatic, cluster randomized trial in primary care clinics. Our hypothesis is that training PCPs in evidence-based communication strategies (e.g., making a presumptive recommendation, responding with elements of MI) via the PCP-VAX intervention will be superior to usual care with regards to influenza and COVID-19 vaccine uptake. The trial will be conducted among primary care clinics from 3 health systems in central Massachusetts, including community primary care practices, academic primary care practices, and Federally Qualified Health Centers.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
OTHER
Masking
DOUBLE
Enrollment
24,500
Providers in participating intervention clinics will complete an educational program (PCP-VAX) on strategies for communicating with patients about the influenza and COVID-19 vaccines.
UMass Chan Medical School
Worcester, Massachusetts, United States
Receipt of 2026/2027 influenza vaccine
Binary variable, yes/no
Time frame: Within one month of the end of the study period
Receipt of 2026/2027 COVID-19 vaccine
Binary variable, yes/no
Time frame: Within one month of the end of the study period
PCP self-efficacy in communicating with patients about vaccination, assessed via 4-questions developed for this study (4-point Likert scale)
Time frame: Up to 8-months after enrollment
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