Please assess the completion status of the following clinical trial:

Trial Title: Radiotherapy or Radiosurgery Compared With Observation Alone in Treating Patients With Newly Diagnosed, Benign Meningioma That Has Been Partially Removed by Surgery

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

Eligibility Criteria:
DISEASE CHARACTERISTICS:~* Histologically confirmed newly diagnosed benign intracranial meningioma~  * WHO grade I~ * Any location except orbital meningioma~* Mitotic index \< 4 (total counts per 10 high-power field) AND MIB-1 labeling index \< 4%~* The following histologies are not allowed (i.e., WHO grade II or III):~  * Atypical~ * Clear cell~ * Choroid~ * Rhabdoid~ * Papillary~ * Anaplastic~* Must have undergone non-radical resection\* within the past 7 months~  * Post-operative MRI (performed 4 months after surgery) demonstrating stages 3, 4, or 5 NOTE: \*Biopsy only is considered non-radical resection and may be classified as stage 4 or 5 according to tumor volume~* No brain invasion~* No hemangiopericytoma~* No fibrous dysplasia or intra-osseous meningioma~* No multiple meningiomas or meningiomatosis~* Not part of neurofibromatosis type II~PATIENT CHARACTERISTICS:~Age~* 18 and over~Performance status~* WHO 0-2~Life expectancy~* Not specified~Hematopoietic~* Not specified~Hepatic~* Not specified~Renal~* Not specified~Cardiovascular~* No serious congestive heart failure~Other~* HIV negative~* No other malignancy except basal cell skin cancer or carcinoma in situ of the cervix~* No other disease that would preclude 5-year follow up after study completion~* No psychological, familial, sociological, or geographical condition that would preclude study compliance or study follow up~PRIOR CONCURRENT THERAPY:~Biologic therapy~* Not specified~Chemotherapy~* Not specified~Endocrine therapy~* Not specified~Radiotherapy~* No prior radiotherapy to the meninges or brain that would preclude study treatment~Surgery~* See Disease Characteristics~Other~* No prior randomization to this study

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

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