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Table 1 Patients information
From: 90-gene signature assay for tissue origin diagnosis of brain metastases
| Characteristic | No. of specimens (N = 62) | Percentage (%) |
|---|---|---|
| Age, years | ||
| Median | 58.5 | |
| Range | 6–84 | |
| Gender | ||
| Male | 38 | 61 |
| Female | 24 | 39 |
| PBTs | ||
| Meningiomas | 10 | 56 |
| Gliomas | 7 | 39 |
| PNET | 1 | 5 |
| Origin of BMs | ||
| Lung | 26 | 59 |
| Colorectal | 6 | 14 |
| Breast | 6 | 14 |
| Neuroendocrine | 4 | 9 |
| Cervix | 1 | 2 |
| Liver | 1 | 2 |
| Degree of differentiation in BMs | ||
| Well-differentiated | 18 | 41 |
| Poorly differentiated | 26 | 59 |
