Please assess the completion status of the following clinical trial:

Trial Title: Extension in AS: Sustainability of Benefits, Safety and Tolerability

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: PHASE3
- Number of Arms: 6.0

Eligibility Criteria:
Inclusion Criteria: patients having completed the core study CAIN457F2305, indication for treatment extension. -- Exclusion Criteria: history of hypersensitivity to secukinumab or to any drug of similar chemical classes, use of any investigational drug other than secukinumab during the core study CAIN457F2305.

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

Study Arms:
- Secukinumab (AIN457) 75mg Grp1 (Type: EXPERIMENTAL): Group 1: AIN457 75 mg plus placebo 150 mg dosed every four weeks Week 104E1 through Week 152. Starting on Week 156 (after unblinding), only AIN457 75 mg was dosed. Secukinumab in PFS for s.c. self-administration Q4W
- Secukinumab (AIN457) 75 to 150mg Grp1 (Type: EXPERIMENTAL): Group 1: AIN457 75 mg plus placebo 150 mg dosed every four weeks Week 104E1 through Week 152. Starting on Week 156 (after unblinding), was up titrated to AIN457 150 mg only. Secukinumab in PFS for s.c. self-administration Q4W
- Secukinumab (AIN457) 150mg Grp2 (Type: EXPERIMENTAL): Group 2: AIN457 150 mg plus placebo 75 mg dosed every four weeks Week 104E1 through Week 152. Starting on Week 156 (after unblinding), only AIN457 150 mg was dosed. Secukinumab in PFS for s.c. self-administration Q4W
- Pbo in Core then AIN457 75mg Grp1 (Type: EXPERIMENTAL): Participants were on Placebo (Pbo) in Core and then in extension randomized to Group 1: secukinumab (AIN457) 75 mg plus placebo 150 mg dosed every four weeks Week 104E1 through Week 152. Starting on Week 156 (after unblinding), only AIN457 75 mg was dosed.Secukinumab in PFS for s.c. self-administration Q4W
- Pbo in Core then AIN457 75 to 150mg Grp1 (Type: EXPERIMENTAL): Participants were on Placebo in Core and then in extension randomized to Group 1: secukinumab (AIN457) 75 mg plus placebo 150 mg dosed every four weeks Week 104E1 through Week 152. Starting on Week 156 (after unblinding), was up titrated to AIN457 150 mg only. Secukinumab in PFS for s.c. self-administration Q4W
- Pbo in Core then AIN457 150mg Grp2 (Type: EXPERIMENTAL): Participants were on Placebo (Pbo) in Core and then in extension randomized to Group 2: AIN457 150 mg plus placebo 75 mg dosed every four weeks Week 104E1 through Week 152. Starting on Week 156 (after unblinding), only AIN457 150 mg was dosed. Secukinumab in PFS for s.c. self-administration Q4W

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