Please assess the completion status of the following clinical trial:

Trial Title: Long-Term Follow-Up Study of Patients With Osteoarthritis of the Knee Treated With UBX0101 or Placebo

Study Design Characteristics:
- Allocation: None
- Intervention Model: None
- Observational Model: COHORT
- Primary Purpose: None
- Time Perspective: PROSPECTIVE
- Masking: None
- Phase: None
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* Patients with knee OA who have completed a randomized placebo-controlled study of UBX0101.~* Patients who are willing and able to consent to having blinded, long-term follow-up; consent via legally authorized representative is not accepted.~Exclusion Criteria:~* Patients with any condition that, in the opinion of the Investigator, would likely interfere with adhering to the study schedule of visits for 12 months.~* Patients who are scheduled to undergo knee arthroplasty on either knee during the study.~* Patients who anticipate arthroscopic surgery on either knee at any time during the study.~* Patients who plan to receive treatment with an anti-nerve growth factor agent during the study.~* Patients who plan to participate in another investigational study (including interventional studies of investigational drugs and investigational treatments \[e.g., braces, stem cells, and procedures\]) during the study.

- Gender: ALL
- Minimum Age: 40 Years
- Maximum Age: 85 Years
- Healthy Volunteers: f

Study Arms:
- Patients from a randomized placebo-controlled study of UBX0101 (Type: None): Patients with moderate to severe, painful OA of the knee who participated in a randomized, placebo-controlled study of UBX0101.

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