Please assess the completion status of the following clinical trial:

Trial Title: Clinical Trial of Gabapentin to Decrease Postoperative Delirium and Pain

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

Eligibility Criteria:
Inclusion Criteria:~* Male or female ≥65 years of age undergoing surgery involving the spine, hip or knee replacement.~* English speaking.~* Anticipated to stay in the hospital for at least 48 hours.~Exclusion Criteria:~* Patients who take gabapentin preoperatively, or have known sensitivity to the drug, or those unable to be randomized to receive gabapentin.~* Subjects who are unable to provide informed consent.~* Patients with a history of narcotic tolerance.~* Patients with planned two stage spinal procedures (anterior-posterior spinal fusion to be done on two separate days).

- Gender: ALL
- Minimum Age: 65 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- Gabapentin (Type: EXPERIMENTAL): Double blind, placebo controlled
- Placebo (Type: PLACEBO_COMPARATOR): Double blind

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