Please assess the completion status of the following clinical trial:

Trial Title: Pain in Traumatic Brain Injury - Basile, MD

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

Eligibility Criteria:
Inclusion Criteria:~* documented history of traumatic brain injury~* 18 years or older~Exclusion Criteria:~* younger than 18 years old~* cannot read and write English

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 100 Years
- Healthy Volunteers: f

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