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| Characteristics | No. of patients (%) |
|---|---|
| Age at diagnosis of brain metastasis; median (year, range) | 57.7 (40–79) |
| Gender | |
| Male | 17 (58.6) |
| Female | 12 (41.4) |
| Number of brain lesions; mean (range) | 6.0 (1–37) |
| Follow up duration; median (months, range) | 16.0 (1–35) |
| Final primary origin | |
| Lung | 12 (41.4) |
| Breast | 2 (6.9) |
| Other (liver, stomach, ovary, thyroid, and heart) | 5 |
| Unknown | 10 (34.5) |
