Please assess the completion status of the following clinical trial:

Trial Title: A Trial Comparing High-flow Nasal Oxygen With Standard Management for Conscious Sedation During Endoscopic Retrograde Cholangiopancreatography in Prone Position

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

Eligibility Criteria:
Inclusion Criteria:~* 1. patients who will undergo endoscopic retrograde cholangiopancreatography under conscious sedation~Exclusion Criteria:~* 1. dementia or cognitive dysfunction~* 2. altered mental status~* 3. intubated patients or tracheostomy~* 4. pregnancy~* 5. recent history of nasal bleeding~* 6. illiteracy or foreigner

- Gender: ALL
- Minimum Age: 19 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- standard oxygenation(nasal cannula) (Type: NO_INTERVENTION): stand oxygenation arm will receive oxygen at 5 L/min via nasal cannula
- high-flow humidified oxygen-delivery system(OptiFlow THRIVE) (Type: EXPERIMENTAL): Optiflow THRIVE arm will receive oxygen at 50 L/min via Optiflow THRIVE

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