Feasibility Study of Home Cardiac Rehabilitation Program for Postoperative Children With Congenital Heart Disease

Children With Congenital Heart Disease After Surgery Inclusion Criteria: * Meet the diagnostic criteria for congenital heart disease * Aged between 3 and 7 years * Underwent open-heart congenital heart disease correction surgery at the research institution and achieved correction in a single surgery * Have been discharged after completing inpatient postoperative rehabilitation * Able to communicate in Chinese Exclusion Criteria: * Postoperative arrhythmia * Neurological, respiratory, or other comorbid diseases in addition to congenital heart disease and assessed by a physician as unsuitable for exercise * Cardiac function classified as NYHA Class IV * Intellectual, language, or motor impairments resulting from perioperative complications or other causes Caregivers of Children With Congenital Heart Disease After Surgery Inclusion Criteria: * The primary caregiver of the child, limited to the child's father or mother * Among parents, the one who has provided care for the longest duration * Able to communicate in Chinese Exclusion Criteria: * Caregivers of children who voluntarily discontinued treatment before its completion * Paid or non-parental caregivers * Individuals with diagnosed cognitive impairment or mental illness * Inability to communicate effectively through spoken language * Serious conflict or instability in the caregiver-child relationship * Inability to independently operate and use smart electronic devices and internet-based tools