Pediatric patients between the age of 5 and 18 years with structurally normal hearts and re-entry SVT that were referred to the electrophysiology laboratory between October 2004 and June 2006 at the Children's Healthcare of Atlanta were eligible to be enrolled in the study. The Pediatric Quality of Life Inventory cardiac model questionnaire was administered to patients prior to and 6 months following catheter ablation. Areas evaluated were physical, emotional, social, school, and psychosocial function