NRAS and colorectal carcinoma: The absence of NRAS G12/G13 mutations (OR = 3.000, 95% CI = [0.879, 10.244] and RR3 = 2.286, 95% CI = [0.887, 5.887]), and of KRAS Q61 mutations (OR = 1.692, 95% CI = [0.534, 5.364] and RR3 = 1.469, 95% CI = [0.630, 3.429]) were associated with CRC tumors from non-diabetic patients.