Please assess the completion status of the following clinical trial:

Trial Title: The Effects of Fibrinogen Concentrate Infusion on Blood Loss and Allogeneic Blood Conservation in Scoliosis Surgery

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: PREVENTION
- Time Perspective: None
- Masking: TRIPLE
- Phase: PHASE4
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* patients diagnosed as adolescent idiopathic scoliosis~* planed for elective posterior scoliosis correction surgery at Peking Union Medical College Hospital~Exclusion Criteria:~* preoperative anemia~* preoperative congenital or acquired coagulopathy~* ongoing anticoagulation therapy or drug intake that could cause bleeding~* clinical signs or diagnosis of acute thromboembolism~* emergency surgery~* redo surgery

- Gender: ALL
- Minimum Age: 12 Years
- Maximum Age: 18 Years
- Healthy Volunteers: f

Study Arms:
- Treatment group (Type: EXPERIMENTAL): The patients in treatment group will receive Fibrinogen Concentrate Human administration.
- Control group (Type: PLACEBO_COMPARATOR): The patients in control group will be administered with normal saline solution as placebo.

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