Please assess the completion status of the following clinical trial:

Trial Title: Early Aggressive Pain Management is Associated With Improved Outcomes in Blunt Thoracic Trauma

Study Design Characteristics:
- Allocation: None
- Intervention Model: None
- Observational Model: CASE_CONTROL
- Primary Purpose: None
- Time Perspective: RETROSPECTIVE
- Masking: None
- Phase: None
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* \> 18 years of age~* Patients admitted to SFGH trauma service with blunt thoracic trauma (i.e. rib fractures, sternal fractures) requiring IV opioids for pain relief.~Exclusion Criteria:~* Acute spine fractures or pre-existing spine deformity~* Traumatic brain injury or spinal cord injury or altered mental status~* Unstable pelvic fracture or open abdomen~* Hemodynamic instability or major aortic injury (dissection, pseudoaneurysm)~* Coagulopathy~* Mechanical intubation

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

Study Arms:
- Trauma patients eligible to receive thoracic epidural (Type: None): Patients admitted to the hospital suffering from blunt thoracic injury and who meet inclusion/exclusion criteria and receive thoracic epidural for pain
- Control Arm (Type: None): Trauma patients eligible to receive thoracic epidural but did not receive thoracic epidural for pain

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