Table 2. Frequencies of combination metastasis.
Features | Colon cancer | Rectal cancer | P value | ||
---|---|---|---|---|---|
Number | (%) | Number | (%) | ||
One site | |||||
Only liver | 3,590 | 10.01 | 777 | 7.66 | <0.001 |
Only lung | 283 | 0.79 | 172 | 1.70 | <0.001 |
Only bone | 33 | 0.09 | 27 | 0.27 | <0.001 |
Only brain | 22 | 0.06 | 6 | 0.06 | 0.938 |
Two sites | |||||
Lung and liver | 803 | 2.24 | 288 | 2.84 | <0.001 |
Lung and bone | 22 | 0.06 | 15 | 0.15 | 0.007 |
Lung and brain | 8 | 0.02 | 4 | 0.04 | 0.345 |
Liver and bone | 88 | 0.25 | 33 | 0.33 | 0.165 |
Liver and brain | 9 | 0.03 | 2 | 0.02 | 0.760 |
Bone and brain | 1 | 0.003 | 1 | 0.007 | 0.340 |
Three sites | |||||
Lung and liver and bone | 90 | 0.25 | 28 | 0.28 | 0.658 |
Lung and liver and brain | 23 | 0.06 | 1 | 0.03 | 0.035 |
Liver and bone and brain | 5 | 0.01 | 0 | 0 | -- |
Bone and brain and lung | 2 | 0.005 | 0 | 0 | -- |
Four sites | |||||
Liver and lung and bone and brain | 8 | 0.02 | 3 | 0.03 | 0.676 |