Please assess the completion status of the following clinical trial:

Trial Title: Independent Predictors of Mortality in Polytrauma Patients

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

Eligibility Criteria:
Inclusion Criteria:~* severe trauma (ISS - Injury Severity Score- \>15)~Exclusion Criteria:~* under 18 years old patient,~* technical problems during rescue maneuvers,~* impossibility of blood sample draw during rescue~* informed consent not provided

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- severe trauma patients (Type: None): analysis of blood samples and clinical features

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