Research Article

Screening of Tumor Suppressor Genes in Metastatic Colorectal Cancer

Table 1

The distribution of clinical characteristics of methylation and expression profile in CRC patients.

CharacteristicsColorectal cancer

Age at initial pathologic diagnosis
Anatomic neoplasm subdivision
 Ascending colon3228
 Descending colon66
 Hepatic flexure89
 Sigmoid colon6966
 Splenic flexure22
 Transverse colon1514
 T1 + T2 + T3 + T4166155
 N1 + N26760
AJCC pathologic tumor_stage
 Stage I3229
 Stage II6463
 Stage III4539
 Stage IV2423
Histologic diagnosis
 Colon adenocarcinoma140131
 Colon mucinous adenocarcinoma2422
Family history colorectal cancer
History of another malignancy
History colon polyps
Tumor status
 Tumor free1010
 With tumor155144
Vascular invasion indicator
Lymphovascular invasion indicator