Please assess the completion status of the following clinical trial:

Trial Title: DIAFAX I+II-Effects of Inhalative Anesthetics on Left Ventricular Diastolic Function

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: DIAGNOSTIC
- Time Perspective: None
- Masking: TRIPLE
- Phase: PHASE4
- Number of Arms: 3.0

Eligibility Criteria:
Inclusion Criteria:~* part I: 18- to 50-year-old patients undergoing surgical procedures under general anesthesia~* part II: 50-years-old patients or older with arterial hypertension under chronic antihypertensive medication subsequently undergoing surgical procedures under general anesthesia, EF \>50%~Exclusion Criteria:~* part I: any cardiac or pulmonary disease, any medication with cardiovascular effects or side effects, body mass index \> 30 kg/m2, esophageal reflux, emergency~* part II: History of myocardial infarction or coronary revascularization, severe lung disease, body mass index \> 30 kg/m2, esophageal reflux, emergency

- Gender: ALL
- Minimum Age: 50 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- I (Type: ACTIVE_COMPARATOR): Isoflurane (only in part I)
- II (Type: ACTIVE_COMPARATOR): Sevoflurane
- III (Type: ACTIVE_COMPARATOR): Desflurane

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