Please assess the completion status of the following clinical trial:

Trial Title: Surgical or Catheter Ablation of Lone Atrial Fibrillation (AF) Patients

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

Eligibility Criteria:
Inclusion Criteria:~* Patient has documented Paroxysmal AF as defined by the ACC/AHA/ESC guidelines~* Minimal one documented AF episode in the last 6 months~* Refractory to minimal two Class I or III anti-arrhythmic drug~* Age \> 18 years~* Signed and dated the Patient Informed Consent.~* Patient can tolerate anti-coagulation therapy (Warfarin/Coumadin)~Exclusion Criteria:~* Patient has a structural heart disease~* Ejection fraction \< 40 %~* Echocardiographic evidence for a left atrium \> 45 mm (parasternal axis)~* Patients on amiodarone, or patients known to be intolerant for amiodarone~* Dextrocardia, current endocarditis, systemic infection, renal failure~* Patient has known cerebrovascular disease, including a history of stroke, CVA or TIA~* Pregnancy at enrolment; or planned pregnancy within the follow up period~* Patient has a life expectancy less than 1 year~* The subject is participating in another device or drug study~* The patient is unable and/or unwilling to cooperate with study procedures or required follow up visits~* Echocardiographic (TTE) evidence for presence of left atrial thrombus~* Previous (cardio-) thoracic surgery~* Previous left atrial ablation~* Patients with permanent or persistent AF

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- 1 (Type: ACTIVE_COMPARATOR): Arm 1: Catheter Ablation
- 2 (Type: ACTIVE_COMPARATOR): Arm 2: Surgical Ablation.

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