In addition, all recommendations re- lated to ICDs require that meaningful survival of >1 year is expected; meaningful survival means that a patient has a reasonable quality of life and functional status. Although this document is aimed at the adult popu- lation ( 18 years of age) and offers no specific recom- mendations for pediatric patients, some of the litera- ture on pediatric patients was examined. In some cases, the data from pediatric patients beyond infancy helped to inform this guideline. The writing committee recognized the importance of shared decision-making and patient-centered care and, when possible, it endeavored to formulate recommenda- Table 2. Systematic Review Questions on SCD Prevention Question Number Question Section Number 1 For asymptomatic patients with Brugada syndrome, what is the association between an abnormal programmed ventricular stimulation study and SCD and other arrhythmia endpoints? 2 What is the impact of ICD implantation for primary prevention in older patients and patients with significant comorbidities? ICD indicates implantable cardioverter-defibrillator; and SCD, sudden cardiac death. Table 3. 