N/A
Completed N=49,138
A Digital Flu Intervention for People With Cardiovascular Conditions
Source: ClinicalTrials.gov NCT04584645 ↗Enrolled (actual)
49,138
Serious AEs
—
Results posted
May 2022
Primary outcomePrimary: Number of Participants With Self-reported Influenza Vaccination Status as Vaccinated — 3418; 3355 Participants
Summary
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
Outcome Measures
| Outcome | Result | p-value |
|---|---|---|
| PRIMARY Number of Participants With Self-reported Influenza Vaccination Status as Vaccinated |
211; 184; 245; 276; 355; 510 | — |
| SECONDARY Number of Participants With Self-reported Influenza Vaccination Status as Vaccinated |
211; 184; 245; 276; 355; 510 | — |
| SECONDARY Participant Completion Rate |
3789; 4216; 4243; 4283; 3740; 3682 | — |
| SECONDARY Self-Reported Influenza Vaccination Status Prediction |
11.2; 2.37; 1.9; 1.89; 1.63 | — |
Eligibility Criteria
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
Data sourced from ClinicalTrials.gov (NCT04584645). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication. Informational only — not medical advice.