Please assess the completion status of the following clinical trial:

Trial Title: Long-term Benefit of Aortic Stent-graft in Patients With Distal Aortic Dissection

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE4
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Uncomplicated distal aortic dissection~* Initial false lumen diameter \>= 22 mm~Exclusion Criteria:~* Old age (\> 75 years old)~* Other comorbidity or malignancy with life expectancy \< 5 years~* Complicated dissection requiring aortic surgery or intervention~* Sudden death in acute phase~* Marfan syndrome

- Gender: ALL
- Minimum Age: None
- Maximum Age: 75 Years
- Healthy Volunteers: f

Study Arms:
- Early intervention (Type: ACTIVE_COMPARATOR): Early intervention: stent-graft just after acute phase
- Conservative (Type: NO_INTERVENTION): Conservative: medial follow-up without early intervention

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