Please assess the completion status of the following clinical trial:

Trial Title: A Comparison of Endoscopic Surgery and Exercise Therapy in Patients With Longstanding Achilles Tendinopathy

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

Eligibility Criteria:
Inclusion Criteria:~* diagnosis of mid-portion achilles tendinopathy~* pain during at least 3 months~* decreased function (a score less than 80 on VISA-A)~Exclusion Criteria:~* Physiotherapy during previous three months~* history of major achilles trauma~* cardiovascular, respiratory, systemic, or metabolic conditions limiting exercise tolerance

- Gender: ALL
- Minimum Age: 20 Years
- Maximum Age: 65 Years
- Healthy Volunteers: f

Study Arms:
- Endoscopic surgery (Type: EXPERIMENTAL): Ambulatory surgery. Postoperative rehabilitation. From week 6 postoperative the patients start the same exercise regimen as the conservative treatment group.
- Conservative treatment (Type: ACTIVE_COMPARATOR): Physiotherapy and exercise. First physiotherapy consultation: Information, advice, instructions. Exercise regime during 12 weeks in three phases.

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