Please assess the completion status of the following clinical trial:

Trial Title: ISSUE3: International Study on Syncope of Uncertain Etiology 3

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

Eligibility Criteria:
Inclusion Criteria:~* Suspected or certain neurally-mediated syncope, based on the Guidelines recently published by the Task Force on Syncope of the European Society of Cardiology 2,3 (Appendix 1);~* More than 3 syncope episodes in the last 2 years;~* Clinical presentation of syncope of sufficient severity requiring treatment initiation in the physician's and patient's judgement.~* Age \> 40 years.~* Negative carotid sinus massage.~* Patients accept to have an ILR implantation.~Exclusion criteria:~* Carotid sinus hypersensitivity~* Suspected or certain heart disease and high likelihood of cardiac syncope:~* Symptomatic orthostatic hypotension diagnosed by standing blood pressure measurement;~* Loss of consciousness different from syncope (e.g. epilepsy, psychiatric, metabolic, drop-attack, TIA, intoxication, cataplexy);~* Subclavian steal syndrome;~* Psychologically or physically (due to any other illness) or cognitively unfit for participation in the study according to the opinion of the investigator;~* Patient compliance doubtful;~* Patient geographically or otherwise inaccessible for follow-up;~* Patient unwilling or unable to give informed consent;~* Life expectancy \<1 year.

- Gender: ALL
- Minimum Age: 40 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- Dual chamber pacemaker (Type: PLACEBO_COMPARATOR): Dual chamber pacemaker programmed ODO (switched OFF)
- Dual chamber pacemeker (Type: ACTIVE_COMPARATOR): Medtronic dual chamber pacemaker programmed ON and with Rate Drope Response programmed ON

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