Table 3.
Cumulative frequency of distant metastasis sites according to molecular subtypes.
| Total (%) | Luminal A (%) | Luminal B (%) | HER2-enriched (%) | Triple negative (%) | P value | |
|---|---|---|---|---|---|---|
| Number of distant metastasis (%) | ||||||
| 1 | 1249 (53.0%) | 187 (55.0%) | 528 (53.1%) | 261 (50.2%) | 273 (54.3%) | 0.472 |
| ≥2 | 1109 (47.0%) | 153 (45.0%) | 467 (46.9%) | 259 (49.8%) | 230 (45.7%) | |
| Bone | 935 (39.1%) | 178 (51.1%) | 452 (44.7%) | 150 (28.7%) | 155 (30.5%) | <0.001 |
| Liver | 569 (23.8%) | 69 (19.8%) | 265 (26.2%) | 148 (29.1%) | 87 (16.6%) | <0.001 |
| Lung | 729 (30.5%) | 85 (24.4%) | 299 (29.5%) | 189 (36.1%) | 156 (30.6%) | 0.002 |
| Brain | 81 (3.4%) | 6 (1.7%) | 32 (3.2%) | 20 (3.8%) | 23 (4.5%) | 0.145 |
| visceral metastases* | 1845 (77.1%) | 275 (79.0%) | 811 (80.1%) | 369 (70.6%) | 390 (76.6%) | <0.001 |
* including liver, lung, brain, adrenal gland and ovary, etc.