Please assess the completion status of the following clinical trial:

Trial Title: Spinal Mepivicaine With Fentanyl for Outpatient Knee Arthroscopy

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

Eligibility Criteria:
Inclusion Criteria:~1. Patients having unilateral arthroscopic surgery of the knee;~2. ASA I-III status;~3. Age 18-80 years;~4. BMI\< 35.~Exclusion Criteria:~1. Patients who have previous history of hypersensitivity to local anesthetics or contraindications for spinal anesthesia (i.e. bleeding diathesis, coagulopathy);~2. Patients with radiating low back pain and neurological deficits in lower extremities;~3. Patients who are incapable of giving an informed consent.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 80 Years
- Healthy Volunteers: f

Study Arms:
- 1 (Type: ACTIVE_COMPARATOR): Mepivicaine for spinal anesthesia
- 2 (Type: EXPERIMENTAL): Mepivacaine with Fentanyl for spinal anesthesia

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