Please assess the completion status of the following clinical trial:

Trial Title: Efficacy and Safety of Celecoxib Versus Ibuprofen in the Treatment of Osteoarthritis of the Knee (Europe)

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

Eligibility Criteria:
Inclusion Criteria:~Inclusion criteria:~* Aged \>=40 years old~* Diagnosed with OA of the knee according to the American College of Rheumatology and OA in flare state at baseline visit~* Functional capacity class of I-III~Exclusion Criteria:~Exclusion criteria:~* Inflammatory arthritis or gout or pseudo-gout with acute flare within the past 2 years (subjects with fibrositis or fibromyalgia will not be excluded)~* Acute joint trauma at index joint within the past 3 months with active symptoms~* Score of \>=20 on PHQ-9 or score of \>=1 on PHQ-9 item i~* Use of mobility assisting device for \<6 weeks or use of walker

- Gender: ALL
- Minimum Age: 40 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- A (Type: ACTIVE_COMPARATOR): None
- C (Type: PLACEBO_COMPARATOR): None
- B (Type: EXPERIMENTAL): None

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