Please assess the completion status of the following clinical trial:

Trial Title: Duloxetine for Pain in Older Adults With Knee Osteoarthritis (OA)

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: None
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* primary knee osteoarthritis~Exclusion Criteria:~* inflammatory conditions~* autoimmune disorders~* psychiatric illness~* morbid obesity

- Gender: ALL
- Minimum Age: 50 Years
- Maximum Age: 85 Years
- Healthy Volunteers: t

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