Table 2. Characteristics of secondary liver cancer patients from the six most common primary sites.
| Characteristic | Total, No. (%) | Stomach, No. (%) | Cecum, No. (%) | Colorectum, No. (%) | Pancreas, No. (%) | Lung, No. (%) | Breast, No. (%) |
|---|---|---|---|---|---|---|---|
| All subjects | 68,591 (100.0) | 3,915 (100.0) | 3,542 (100.0) | 1,8334 (100.0) | 1,6841 (100.0) | 22,214 (100.0) | 3,745 (100.0) |
| Age at diagnosis, years | |||||||
| <40 | 1,654 (2.4) | 128 (3.3) | 62 (1.8) | 768 (4.2) | 219 (1.3) | 140 (0.6) | 337 (9.0) |
| 40–59 | 19,707 (28.7) | 1,127 (28.8) | 1,005 (28.4) | 6,620 (36.1) | 4,209 (25.0) | 5,120 (23.0) | 1,626 (43.4) |
| 60–79 | 36,284 (52.9) | 2,022 (51.6) | 1,736 (49.0) | 8,201 (44.7) | 9,350 (55.5) | 13,551 (61.0) | 1,424 (38.0) |
| ≥80 | 10,946 (16.0) | 638 (16.3) | 739 (20.9) | 2,745 (15.0) | 3,063 (18.2) | 3,403 (15.3) | 358 (9.6) |
| Tumor size, cm | |||||||
| <2 | 3,361 (4.9) | 101 (2.6) | 89 (2.5) | 471 (2.6) | 650 (3.9) | 1,629 (7.3) | 421 (11.2) |
| 2–4 | 21,855 (31.9) | 596 (15.2) | 981 (27.7) | 4,295 (23.4) | 7,751 (46.0) | 6,967 (31.4) | 1,265 (33.8) |
| 5–9 | 19,141 (27.9) | 758 (19.4) | 1,401 (39.6) | 5,740 (31.3) | 4,204 (25.0), | 6,127 (27.6) | 911 (24.3) |
| ≥10 | 2,795 (4.1) | 220 (5.6) | 171 (4.8) | 826 (4.5) | 323 (1.9) | 962 (4.3) | 293 (7.8) |
| Unknown | 21,439 (31.3) | 2,240 (57.2) | 900 (25.4) | 7,002 (38.2) | 3,913 (23.2) | 6,529 (29.4) | 855 (22.8) |
| Grade | |||||||
| Grade I | 1,620 (2.4) | 97 (2.5) | 192 (5.4) | 665 (3.6) | 343 (2.0) | 195 (0.9) | 128 (3.4) |
| Grade II | 14,484 (21.1) | 933 (23.8) | 1,684 (47.5) | 8,847 (48.3) | 1,095 (6.5) | 918 (4.1) | 1,007 (26.9) |
| Grade III | 12,427 (18.1) | 1,814 (46.3) | 687 (19.4) | 2,892 (15.8) | 1,693 (10.1) | 3,748 (16.9) | 1,593 (42.5) |
| Grade IV | 2,023 (2.9) | 75 (1.9) | 159 (4.5) | 501 (2.7) | 146 (0.9) | 1,110 (5.0) | 32 (0.9) |
| Unknown | 38,037 (55.5) | 996 (25.4) | 820 (23.2) | 5,429 (29.6) | 13,564 (80.5) | 16,243 (73.1) | 985 (26.3) |
| N–stage | |||||||
| Node negative | 2,588 (3.8) | 65 (1.7) | 270 (7.6) | 1,710 (9.3) | 228 (1.4) | 167 (0.8) | 148 (4.0) |
| Node positive | 11,671 (17.0) | 248 (6.3) | 1,821 (51.4) | 5,938 (32.4) | 507 (3.0) | 2,010 (9.0) | 1,147 (30.6) |
| Unknown | 54,332 (79.2) | 3,602 (92.0) | 1,451 (41.0) | 10,686 (58.3) | 16,106 (95.6) | 20,037 (90.2) | 2,450 (65.4) |
| Additional metastasis | |||||||
| None | 37,828 (55.2) | 2,756 (70.4) | 2,594 (73.2) | 12,431 (67.8) | 12,273 (72.9) | 6,822 (30.7) | 952 (25.4) |
| Bone | 7,313 (10.7) | 207 (5.3) | 90 (2.5) | 506 (2.8) | 592 (3.5) | 4,792 (21.6) | 1,126 (30.1) |
| Brain | 1,477 (2.2) | 22 (0.6) | 5 (0.1) | 52 (0.3) | 36 (0.2) | 1,329 (6.0) | 33 (0.9) |
| Lung | 9,461 (13.8) | 490 (12.5) | 588 (16.6) | 3,721 (20.3) | 2,272 (13.5) | 2,054 (9.2) | 336 (9.0) |
| Two or Three | 7,574 (11.0) | 156 (4.0) | 101 (2.9) | 546 (3.0) | 442 (2.6) | 5,317 (23.9) | 1,012 (27.0) |
| Unknown | 4,938 (7.2) | 284 (7.3) | 164 (4.6) | 1,078 (5.9) | 1,226 (7.3) | 1,900 (8.6) | 286 (7.6) |