Please assess the completion status of the following clinical trial:

Trial Title: Pilot Study: Paravertebral Analgesia vs Epidural Analgesia After Thoracotomy

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: PHASE3
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Open thoracotomy~* Age \> 18 yo~* Able to use a patient controlled analgesia device~Exclusion Criteria:~* Previous thoracotomy~* Previous spine surgery~* Chronic pain condition~* Ongoing narcotic use~* Prior narcotic abuse~* Active chest infection~* Chest trauma~* Anticoagulation~* Other contraindication to epidural catheter placement~* Allergy to local anesthetic or narcotic

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

Study Arms:
- Epidural Catheter 0.2% ropivacaine (Type: ACTIVE_COMPARATOR): Patients will receive an infusion of 0.2% ropivacaine at a range of 0-10 mL/hr through an epidural catheter. They will also receive an infusion of saline at a rate of 0-10 mL/hr through a paravertebral catheter.
- Paravertebral Catheter 0.4% ropivacaine (Type: ACTIVE_COMPARATOR): Patients will receive an infusion of 0.4% ropivacaine at a range of 0-10mL/hr through a paravertebral catheter. They will also receive an infusion of saline at a range of 0-10mL/hr through an epidural catheter.

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