Observational Study
Copyright ©The Author(s) 2020.
World J Clin Cases. Apr 26, 2020; 8(8): 1424-1443
Published online Apr 26, 2020. doi: 10.12998/wjcc.v8.i8.1424
Table 5  KRAS, NRAS, BRAF and MSI-related genes in right and left colon cancer patients
LCC (n = 100), n (%)RCC (n = 44), n (%)Total, n (%)P value
KRAS wild type60 (63.8)17 (42.5)77 (57.5)aP = 0.036
KRAS mutant34 (36.2)23 (57.5)57 (42.5)
NRAS wild type80 (95.2)29 (100.0)109 (96.5)P = 0.571
NRAS mutant4 (4.8)0 (0)4 (3.5)
RAS wild type56 (59.6)17 (42.5)73 (54.5)P = 0.104
RAS mutant38 (40.4)23 (57.5)61 (45.5)
BRAF wild type60 (93.8)23 (82.1)83 (90.2)P = 0.125
BRAF mutant4 (6.2)5 (17.9)9 (9.8)
MSS51 (94.4)29 (93.5)80 (94.1)P = 1.000
MSI-H3 (5.6)2 (6.5)5 (5.9)