Please assess the completion status of the following clinical trial:

Trial Title: Effects of Continuous Positive Airway Pressure (CPAP) in Heart Remodeling by Magnetic Resonance Imaging (MRI)

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

Eligibility Criteria:
Inclusion Criteria:~* Patients free of comorbidities with severe Obstructive Sleep Apnea by polysomnography.~* Healthy volunteers (no obstructive sleep apnea and no comorbidities) matched for age, sex and body mass index.~Exclusion Criteria:~* Subjects older than 60 years~* Body mass index (BMI) \>40 kg/m2~* Diabetes mellitus~* Hypertension~* Cerebrovascular disease~* Valvular heart disease~* Renal failure~* Current or past smoking history~* Chronic use of any medication

- Gender: MALE
- Minimum Age: 30 Years
- Maximum Age: 60 Years
- Healthy Volunteers: t

Study Arms:
- 1 Control (Type: PLACEBO_COMPARATOR): No treatment
- 2 CPAP (Type: EXPERIMENTAL): Continuous Positive Airway Pressure (CPAP) - REMStar Pro with C-Flex; Respironics, Inc., Murrysville, PA

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