Please assess the completion status of the following clinical trial:

Trial Title: Home-Based Exercise and Weight Control Program for Pain Control in Overweight Elderly With Osteoarthritis of the Knee

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: FACTORIAL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: SINGLE
- Phase: None
- Number of Arms: 4.0

Eligibility Criteria:
Inclusion Criteria:~* Male \& female 50 years old~* Diagnosis of osteoarthritis by American College of Rheumatology criteria~* Knee radiographs of Kellgren and Lawrence grade 2-4~* American Arthritis Association functional class 1-3~* Body mass index of 27~Exclusion Criteria:~* Knee arthritis which did not meet American College of Rheumatology (ACR) OA criteria~* Unable to engage in exercise or follow instruction~* Limited shoulder range of motion

- Gender: ALL
- Minimum Age: 50 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- Arm 1 (Type: ACTIVE_COMPARATOR): Group assigned to both a Weight Control Nutritional Program and home-based exercise program (Ex+WC).
- Arm 2 (Type: ACTIVE_COMPARATOR): Group assigned to a Weight Control Nutritional Program (WC).
- Arm 3 (Type: ACTIVE_COMPARATOR): Group assigned to a home-based exercise program (Ex).
- Arm 4 (Type: NO_INTERVENTION): Usual care and non- specific health information (C).

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