Please assess the completion status of the following clinical trial:

Trial Title: Local Radiotherapy Following Complete Resection of a Brain Metastasis

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

Eligibility Criteria:
Inclusion Criteria:~* Age of 18 years or older.~* Radiologically confirmed complete resection of a single brain metastasis on a contrast-enhanced MRI within 72 h after resection.~* Primary solid tumor, excluding hematologic malignancy, germ cell tumor, small cell lung cancer.~* Stable extracranial tumor (primary tumor and/or systemic metastases) during the last three months with or without treatment or progressive extracranial tumor and/or systemic metastases for which effective treatment is available.~* World Health Organization (WHO) performance score 0-2.~* Ability to provide written informed consent.~Exclusion Criteria:~* Prior treatment for brain metastases (i.e. surgery, stereotactic radiotherapy or WBRT).~* Distant brain metastases or radiological findings on MRI suspected for leptomeningeal tumor spread on the postoperative MRI.~* Concurrent use of systemic therapy during local stereotactic radiotherapy

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

Study Arms:
- observation (Type: NO_INTERVENTION): Watchful waiting
- local stereotactic radiotherapy (SRT) (Type: ACTIVE_COMPARATOR): local SRT in three fractions of 8 Gy to the surgical cavity

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