Please assess the completion status of the following clinical trial:

Trial Title: Study of the Efficacy of Manual Therapy for a Subgroup of Acute Non-specific Low Back Pain

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

Eligibility Criteria:
Inclusion Criteria:~* non specific acute low back pain \< 16 days,~* no pain below the knee,~* mobility deficit~Exclusion Criteria:~* specific low back pain (red flags),~* subacute or chronic non-specific LBP,~* previous history of surgery,~* high irritability,~* hyperlaxity - aberrant movement when standing flexion,~* post part um and pregnancy

- Gender: ALL
- Minimum Age: 19 Years
- Maximum Age: 55 Years
- Healthy Volunteers: f

Study Arms:
- spinal manipulation intervention group (Type: ACTIVE_COMPARATOR): Spinal manipulation: 3 sessions within one week of true lumbopelvic manipulation
- Spinal manipulation control group (Type: SHAM_COMPARATOR): Sham spinal manipulation: 3 sessions within one week of sham lumbopelvic manipulation

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