Please assess the completion status of the following clinical trial:

Trial Title: Single vs Double Epidural Catheter Analgesia for Scoliosis Surgery

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

Eligibility Criteria:
Inclusion Criteria:~1. Patients undergoing surgery via a posterior approach for AIS~2. Children ages 11-18~3. ASA physical status 1-2~4. Informed consent by legal guardian and assent by patient (for minors 11-17 years of age) or informed consent by subject (for patients 18 years of age)~5. Planned correction of at least 8 vertebral levels~Exclusion Criteria:~1. Patient refusal to participate~2. Patients on chronic narcotic medication~3. Allergy to standard of care drugs used in the study (Omnipaque, ropivacaine, hydromorphone, oxycodone, acetaminophen, gabapentin, ondansetron, nalbuphine or diphenhydramine, diazepam)~4. Coagulopathy~5. Pre-existing neurological deficit~6. Inability to use a Numerical Rating Scale (NRS: 0-10 patient self-reported score) for pain assessment

- Gender: ALL
- Minimum Age: 11 Years
- Maximum Age: 18 Years
- Healthy Volunteers: f

Study Arms:
- single epidural catheter (Type: ACTIVE_COMPARATOR): None
- double epidural catheter (Type: ACTIVE_COMPARATOR): None

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