A Digital Flu Intervention for People With Cardiovascular Conditions

Increasing Influenza Vaccination in Individuals With Cardiovascular Conditions: Assessing the Effectiveness of a Digital Intervention in a Decentralized Randomized Controlled Trial

A 6-month prospective, digital randomized controlled trial targeting approximately 49,000 individuals to evaluate the effectiveness of an influenza vaccination intervention during influenza season for people with cardiovascular conditions

Inclusion Criteria:

• Age 18 years or older
• Resides in the U.S.
• Speaks, reads, and understands English
• Has self-reported being diagnosed with any of the following cardiac conditions below in their Achievement profile:
• Atrial Fibrillation or Afib
• Abnormal or irregular heart rhythm, other arrhythmic heart disease
• Cardiac arrest, or heart attack (myocardial infarction)
• Coronary heart disease like a heart blockage, treated with medications, a stent in the heart, or sometimes bypass surgery-
• Heart failure, like congestive heart failure
• Stroke or cerebrovascular accident (CVA)

Exclusion Criteria:

• Participated in Step 1, Part 2 semi-structured interviews used to obtain feedback on the intervention messages