Table 3 Characteristics of liver metastatic patterns in patients with right-sided vs. left-sided tumours
From: Colorectal cancer liver metastases – a population-based study on incidence, management and survival
All liver metastasesa | Right-sided tumoursa | Left-sided tumoursa,b | Pc | |
|---|---|---|---|---|
Total | 262 | 77 (29.4) | 185 (70.6) | 0.029 |
Age category | ||||
< 50 | 20 (7.6) | 7 (9.1) | 13 (7.0) | 0.462 |
1–65 | 97 (37.0) | 23 (29.9) | 74 (40.0) | |
66–80 | 99 (37.8) | 33 (42.8) | 66 (35.7) | |
> 80 | 46 (17.6) | 14 (18.2) | 32 (17.3) | |
Sex ratio (M: F) | 150: 112 | 41: 36 | 109: 76 | 0.398 |
TNM stage at initial diagnosisd | ||||
I | 3 (1.2) | 0 (0.0) | 3 (1.7) | 0.017 |
II | 25 (9.6) | 2 (2.6) | 23 (12.6) | |
III | 51 (19.7) | 12 (15.6) | 39 (21.4) | |
IV | 180 (69.5) | 63 (81.8) | 117 (64.3) | |
Number of liver metastases | ||||
1 | 54 (20.6) | 5 (6.5) | 49 (26.5) | 0.001 |
2–3 | 65 (24.8) | 20 (26.0) | 45 (24.3) | |
≥ 4 | 143 (54.6) | 52 (67.5) | 91 (49.2) | |
Number of segments involved | ||||
1–3 | 133 (50.8) | 29 (37.6) | 104 (56.2) | 0.019 |
4–6 | 53 (20.2) | 18 (23.4) | 35 (18.9) | |
7–8 | 76 (29.0) | 30 (39.0) | 46 (24.9) | |