Please assess the completion status of the following clinical trial:

Trial Title: Steroid Injection Treatment of Carpal Tunnel Syndrome

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: PHASE2/PHASE3
- Number of Arms: 3.0

Eligibility Criteria:
Inclusion Criteria:~* Primary, idiopathic CTS~* Age 18-70 years, either gender~* Symptom duration of at least 3 months and inadequate response to wrist splint~* Symptoms of classic or probable CTS according to the diagnostic criteria in Katz hand diagram~* Nerve conduction studies showing median neuropathy at the wrist and no other abnormalities or, in the absence of abnormal nerve conduction study results, 2 surgeons should independently diagnose the patient with CTS.~* Scheduled for carpal tunnel release (ie, symptom severity indicating need for surgery)exclusion criteria~Exclusion Criteria:~* Previous steroid injection for CTS in the same wrist~* Inflammatory joint disease, diabetes mellitus· Vibration-induced neuropathy, polyneuropathy~* Pregnancy~* Trauma to the affected hand in the previous year~* Previous CTS surgery in the affected hand~* Inability to complete questionnaires due to language problem or cognitive disorder~* Severe medical illness~* Known abuse of drugs and/or alcohol

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 70 Years
- Healthy Volunteers: f

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

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