), Elevated pre-infected CRP (P = 0.027; OR: 1.104; 95%CI: 1.011–1.204) and low pre-infected platelet (P = 0.041; OR: 0.991; 95%CI: 0.982-1.000) were observed as independent risk factors for infection in N-DLBCL patients. The gene discussed is CRP; the disease is infection.