Please assess the completion status of the following clinical trial:

Trial Title: Influence of Anesthesia on Mechanical Efficiency of Left Ventricle in Patients Undergoing Open Heart Surgery

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

Eligibility Criteria:
Inclusion Criteria:~* Patients undergoing elective cardiac surgery~Exclusion Criteria:~* Emergent surgery.~* History of previous cardiac surgery.~* Significant arrhythmias.~* More than trivial valvular disorder.~* Absence of written informed consent.~* Contraindications for transesophageal echocardiography.~* Pregnant women.

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

Study Arms:
- Inhalational anesthesia (Type: ACTIVE_COMPARATOR): Group of patients undergoing the surgery under anesthesia based on inhalational anesthetic
- TIVA (Type: ACTIVE_COMPARATOR): Group of patients undergoing the surgery under total intravenous anesthesia

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