IL18 and plasma cell myeloma: For each SNP, patients were stratified according to their specific genotypes and these, respectively, were analyzed for the correlation of the frequencies of IL-1β (rs16944), IL-18 (rs1946518), CARD8 (rs2043211), and NF-κB-94 ins/del ATTG with various clinical and laboratory features such as age, gender, subtype, BM myeloma cell percentage, bone damage, WBC (white blood cell), hemoglobin, platelet, and clinical stage (DS and ISS stage) in MM patients (Table 4).