Please assess the completion status of the following clinical trial:

Trial Title: Prophylactic Olanzapine Versus Placebo for Prevention of Postoperative Delirium After Joint Replacement Surgery

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

Eligibility Criteria:
Inclusion Criteria:~* High risk for delirium age \> 65 history of delirium medical comorbidities ability to give informed consent~Exclusion Criteria:~* Dementia Alcohol abuse Current use of an antipsychotic Allergy to olanzapine

- Gender: ALL
- Minimum Age: 65 Years
- Maximum Age: None
- Healthy Volunteers: t

Study Arms:
- 1 (Type: ACTIVE_COMPARATOR): None
- 2 (Type: PLACEBO_COMPARATOR): None

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