Please assess the completion status of the following clinical trial:

Trial Title: Three-level Injection Paravertebral Block vs General Anesthesia in Mastectomy

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: SINGLE
- Phase: PHASE1/PHASE2
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Samples are collected after patients' written informed consent in accordance with the Declaration of Helsinki and institutional research board approval. Sixty women (ASA I - III) undergoing unilateral mastectomy surgery with axillary dissection (radical lymph node removal or sentinel node biopsy) are enrolled. Exclusion criteria are general infection and local infection at the site of planned puncture, anatomic deformities of the thoracic spine, coagulation disorders, allergy against local anesthetics or contrast agents, such as Iopamiro 300, pregnancy or breast-feeding and BMI ≥ 30 kg/m2.~Exclusion Criteria:~* Patients who did not meet the inclusion criteria.

- Gender: FEMALE
- Minimum Age: 18 Years
- Maximum Age: 90 Years
- Healthy Volunteers: t

Study Arms:
- general anesthesia (Type: ACTIVE_COMPARATOR): fentanyl 0,05 - 0.1 mg/h, propofol 150 - 200 mg, atracurium
- paravertebral block (Type: EXPERIMENTAL): a mixture of 10 ml bupivacaine 0.5% plus 20 ml lidocaine 2% with adrenaline 1:200,000, ketamine bolus 0.5 mg/kg, midazolam 2-3 mg and continuous propofol using target-controlled infusion (TCI) system aiming at effect site concentration (Ce) of 1-1.5 mcg/mL

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