Please assess the completion status of the following clinical trial:

Trial Title: Effectiveness of a Psychological Intervention in Patients Undergoing Total Knee Arthroplasty

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

Eligibility Criteria:
Inclusion Criteria:~* Planned unilateral total knee arthroplasty due to gonarthrosis~* Giving consent to participate~Exclusion Criteria:~* Inability to write and read~* Cognitive deficit (assessed by MMSE)~* Revision TKA~* Bilateral TKA~* TKA for reasons other than gonarthrosis (fracture, malignancy or infection)~* Psychiatric or neurological deficit (e.g. Schizophrenia or Alzheimers')~* Diagnosis of rheumatoid arthritis, Psoriatic arthritis, Systemic lupus erythematosus, Anquilosant spondylitis or other severe disease~* Contralateral hip or knee arthroplasty in the previous 6 months~* Planned contralateral hip or knee arthroplasty in the next 6 months

- Gender: ALL
- Minimum Age: 50 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- Intervention Group (PNE+HyP) (Type: EXPERIMENTAL): Patients in this group will have 3 pre-surgical + 1 (or 2) reinforcement sessions in adition to standard TKA care. These interventions are based on Pain Neuroscience Education and Hypnosis and delivered according to standardized scripts.
- Control Group (Type: NO_INTERVENTION): No intervention / Standard care

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