Please assess the completion status of the following clinical trial:

Trial Title: Influence of Genetic Polymorphisms on Ventricular Structure and Function in Patients With Single Ventricle Anatomy

Study Design Characteristics:
- Allocation: None
- Intervention Model: None
- Observational Model: COHORT
- Primary Purpose: None
- Time Perspective: PROSPECTIVE
- Masking: None
- Phase: None
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* Children who currently have functional single ventricle anatomy or have had heart transplantation for single ventricle anatomy who receive their cardiac care at Children's Healthcare of Atlanta, Egleston Hospital.~* Family agrees to participate in the study following informed consent~Exclusion Criteria:~* Conversion to two ventricle physiology, excluding transplantation.

- Gender: ALL
- Minimum Age: None
- Maximum Age: None
- Healthy Volunteers: f

Based on this trial design, predict the completion outcome and termination type (if applicable).