Please assess the completion status of the following clinical trial:

Trial Title: Transfusion-Associated Microchimerism in Previously Injured Individuals Who Received a Blood Transfusion

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

Eligibility Criteria:
Inclusion Criteria:~* Hospitalized for traumatic injury, thermal injury, or an elective orthopedic surgical procedure from 2000 to 2003 at the University of California at Davis Medical Center~* Received at least 1 unit of transfused red blood cells~Exclusion Criteria:~* Currently incarcerated~* Inadequate decision-making capacity of the participant and no available surrogate decision-maker~* Prior bone marrow or solid organ transplantation~* Prior blood transfusion other than at the time of hospitalization~* Any history of an autoimmune disorder prior to hospitalization

- Gender: ALL
- Minimum Age: 8 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- 1 (Type: None): Traumatic injury
- 2 (Type: None): Elective orthopedic surgery
- 3 (Type: None): Burn injury

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