8,438
Participants
Start Date
September 24, 2018
Primary Completion Date
January 4, 2019
Study Completion Date
January 4, 2019
Communication intervention
The intervention is a communication inviting staff to take up the influenza vaccination. Different versions of the communication are created, and the investigators will compare uptake rates between staff that received different letters.
University Hospitals Birmingham NHS Foundation Trust (UHB), Birmingham
University Hospital Birmingham
OTHER
University of Warwick
OTHER