To investigates the influencing factors and the pathways of health behavior in patients after heart valve replacement.

Currently, the prevalence of heart valve disease is 2.0% to 13.2%, and heart valve replacement is the most important treatment to address heart valve disease. Heart valve replacement surgery is highly traumatic and risky, and the recovery of physiological, psychological, and social functions of postoperative patients is challenging, affecting the recovery process of patients. Healthy behavior is a lifestyle that can effectively reduce risk factors for adverse events and complications at the physiological, psychological, and social levels to slow disease progression, which can help promote patient recovery and improve prognosis. Therefore, this study investigates and analyzes the health behaviors of postoperative patients in different periods, explores their influencing factors and analyzes their pathways of action.

Inclusion Criteria:

1. Age ≥ 18 years;
2. VHD diagnosed by echocardiography;
3. Received HVR treatment;
4. able to communicate normally.

Exclusion Criteria:

1. Those with a conscious disorder or mental illness;
2. Those with severe organic diseases or comorbidities;
3. Those with cardiac function class IV;
4. Those who could not complete the questionnaire correctly independently or under the guidance of the researcher.

Patients undergoing postoperative heart valve replacement were selected for the study.