IL1B and colorectal carcinoma: The levels of CRP, IL-6, TNF-α, and IL-1β were significantly higher in the CRC patient group compared to the control group (CRP: 9.8 mg/L vs. 4.1 mg/L, P < 0.01; IL-6: 14.5 pg/mL vs. 6.2 pg/mL, P < 0.01).