Please assess the completion status of the following clinical trial:

Trial Title: Patient's Satisfaction of Bispectral Index-guided Monitored Anesthesia Care

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

Eligibility Criteria:
Inclusion Criteria:~* Patients receiving ear surgery with ASA physical status 1 or 2~Exclusion Criteria:~* Age under 19 years~* Pregnancy~* Cognitive disorder affecting daily activity~* Patients who cannot participate in the survey~* Allergy to the medication~* History of sedative abuse

- Gender: ALL
- Minimum Age: 19 Years
- Maximum Age: 80 Years
- Healthy Volunteers: f

Study Arms:
- OAA/S (Type: ACTIVE_COMPARATOR): The patients in the control group will receive MAC titrated according to observer's assessment of anesthesia/sedation(OAA/S) score.
- BIS (Type: ACTIVE_COMPARATOR): The patients in the control group will receive MAC titrated according to bispectral index(BIS).

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