Please assess the completion status of the following clinical trial:

Trial Title: A Study to Evaluate the Effects of Vildagliptin on the Insulin Response to Glucose in Subjects With Pre-diabetes

Study Design Characteristics:
- Allocation: NON_RANDOMIZED
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: SINGLE
- Phase: PHASE3
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* BMI in the range 22-45 and with a stable weight for the last 6 months~* Blood glucose criteria must be met~* Written informed consent~Exclusion Criteria:~* Pregnancy or lactation~* Previous diagnosis of type 2 diabetes or treatment with hypoglycemic agents~* Type 1 diabetes~* Evidence of cardiovascular complications as defined by the protocol~* Evidence of diabetic complications as defined by the protocol

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 75 Years
- Healthy Volunteers: f

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