Table 1.

Patient characteristics

Age
Median (range)	66 (29‐94)
Sex
Male	248 (57%)
Female	187 (43%)
Histology
tub1/tub2	386 (88.7%)
por1/por2	19 (4.4%)
pap	2 (0.5%)
muc	18 (4.1%)
Other	10 (2.3%)
Sites of sample collection
Primary	368 (84.5%)
Right‐sided colon	112 (25.7%)
Left‐sided colon	161 (37.0%)
Rectum	94 (21.6%)
Unknown	1 (0.2%)
Metastatic	67 (15.4%)
Liver	27 (6.2%)
Lung	10 (2.3%)
Peritoneum	3 (0.7%)
Lymph node	7 (1.6%)
Other	20 (29.9%)