Table 1.

Clinical and molecular description of cohort

Total
Clinical information
Stage
 I10 (25)
 II10 (25)
 III10 (25)
 IV10 (25)
Status
 ED14 (35)
 NED26 (65)
Site
 Colon10 (25)
 Rectum25 (62.5)
 Sigma5 (12.5)
LN
 Negative23 (57.5)
 Positive17 (42.5)
CEA
 Min–max0.65–2390
 Median3.3
 IQR10.98
CA19-9
 Min–max0–9928
 Median13.71
 IQR36.935
Molecular information
APC
 mut18 (45)
 wt22 (55)
KRAS
 mut13 (32.5)
 wt27 (67.5)
18q LOH
 LOH24 (60)
 no LOH16 (40)
TP53
 mut16 (40)
 wt24 (60)
Any
 mut35 (87.5)
 wt5 (12.5)

NOTE: Values in parenthesis are given in percentage.

Abbreviations: ED, evident disease; NED, nonevident disease; LN, lymph nodes; CEA: carcinoembryonic antigen; CA19-9: carbohydrate antigen 19-9; any, any of above mutations or 18q LOH.