Electronic Nudges to Increase Influenza Vaccination in Immunosuppressed Adults Across the Age Spectrum: A Pooled Analysis of Two Nationwide Randomized Trials

Key Points

• This research aims to evaluate the effectiveness of electronic nudges in increasing influenza vaccination rates among immunosuppressed adults.
• Pooled analysis of two nationwide randomized trials
• Use of electronic letter-based nudges
• Focus on individuals with immunosuppression across different age groups
• Electronic nudges significantly increased vaccination rates
• Greater increase observed in immunosuppressed individuals
• Supports low-cost strategies to enhance vaccine uptake in high-risk groups