Table 6.
Comparison of pathogenic mutation sites in preoperative stools vs normal control stools
| Gene |
Positive rate of pathogenic gene mutation sites
|
χ2
|
P
value
|
|
|
Preoperative feces
|
Normal control group
|
|||
| TP53 | 37.04% (10/27) | 0 | 7.328 | 0.007 |
| APC | 11.11% (3/27) | 0 | 0.878 | 0.349 |
| KRAS | 25.93% (7/27) | 0 | 4.219 | 0.040 |
| PIK3CA | 3.70% (1/27) | 0 | Fisher exact test | 1 |
| FBXW7 | 3.70% (1/27) | 0 | Fisher exact test | 1 |
| GNAS | 3.70% (1/27) | 0 | Fisher exact test | 1 |
| PTEN | 3.70% (1/27) | 0 | Fisher exact test | 1 |
| ABL1 | 3.70% (1/27) | 0 | Fisher exact test | 1 |
| PDGFRA | 3.70% (1/27) | 0 | Fisher exact test | 1 |
Positive rate of pathogenic gene mutation site: The number of people with mutations corresponding to the pathogenic mutation sites of any gene/total number of samples.