Application of Haddon strategy training on self-care behavior and disease consequences in heart failure

•Heart failure is one of the most common cardiovascular disorders.•Heart failure affects physical, physiological, and social activities.•Insufficient knowledge can lead to inadequate self-care and disease progression•The Haddon matrix identifies and analyzes risk factors to reduce disease consequences. Heart failure affects the physical, physiological, social, and activities of individuals. The study aimed to teach preventive behavior with Haddon strategy on self-care behavior and the consequences of heart failure. In this clinical trial, 96 patients with heart failure were randomly assigned to two groups. The Haddon group was educated with Haddon prevention strategies three times a week, for 60 minutes. A demographic questionnaire, self-care index, and consequences checklist were filled in both groups at the start of the study, discharge time, and one month after the last training session. Statistical analysis was done using independent t-test, paired t-test, chi-square, Fisher and analysis of covariance, Friedman, and Cochran Q in SPSS with version 23. Self-care behavior in the Haddon group after training significantly increased (p