Table 2.
Patterns of distant metastases for the 1888 patients with de novo stage IV triple-negative breast cancer.
| Sites of distant metastases | Number (%) |
|---|---|
| One site of distant metastasis | 1177 (62.34) |
| Bone | 475 (25.16) |
| Lung | 434 (22.98) |
| Liver | 194 (10.28) |
| Brain | 74 (3.92) |
| Two sites of distant metastasis | 519 (27.49) |
| Bone & lung | 154 (8.16) |
| Bone & liver | 156 (8.26) |
| Bone & brain | 32 (1.70) |
| Lung & liver | 114 (6.04) |
| Lung & brain | 57 (3.02) |
| Liver & brain | 6 (0.32) |
| Three sites of distant metastases | 150 (7.94) |
| Bone & lung & liver | 93 (4.93) |
| Bone & lung & brain | 26 (1.38) |
| Bone & liver & brain | 19 (1.00) |
| Lung & liver & brain | 12 (0.63) |
| Four sites of distant metastases | 42 (2.22) |
| Bone & lung & liver & brain | 42 (2.22) |