Please assess the completion status of the following clinical trial:

Trial Title: An Extension Study to WA19977 in Patients With Active Polyarticular-Course Juvenile Idiopathic Arthritis

Study Design Characteristics:
- Allocation: None
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE3
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* Patients who completed 104 weeks of study WA19977 with at least a JIA ACR30 clinical response to RoActemra/Actemra and no serious adverse event or adverse event~* Written informed consent obtained from patient if patient is 18 years of age and older, or if under the age of 18 years from parents or legal guardian~Exclusion Criteria:~* Patient did not benefit from RoActemra/Actemra therapy in study WA19977~* Treatment with any investigational drug since the last administration of study drug in the core study WA19977~* Patients developed any other autoimmune rheumatic disease other than the permitted JIA subsets~* Any significant medical or surgical condition that would jeopardize patient's safety~* Current serious uncontrolled concomitant disease or infection

- Gender: ALL
- Minimum Age: 2 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- 1 (Type: EXPERIMENTAL): None

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