Please assess the completion status of the following clinical trial:

Trial Title: Effects of Methylprednisolone After Total Knee Arthroplasty

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: SUPPORTIVE_CARE
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: PHASE4
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Elective total knee arthroplasty~* Able to speak and understand danish~* Able to give informed consent~Exclusion Criteria:~* Alcohol or medical abuse~* Allergies to local anesthetics or methylprednisolone~* Age \< 18 years~* Daily use of opioids or glucocorticoids~* Pregnancy or breastfeeding (fertile women)

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- Methylprednisolone (Type: ACTIVE_COMPARATOR): Methylprednisolone 125 mg iv pre-operatively
- Saline (Type: PLACEBO_COMPARATOR): Saline iv pre-operatively in equivalent volume (placebo)

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