ZFPM2 and hepatocellular carcinoma: The risk score of patients with HCC was computed using the following formula: Risk score = (0.106791246 × AC099850.3) + (0.152497 × NRAV) + (0.091710183 × ZFPM2-AS1) + (0.091710183 × ZFPM2-AS1) + (0.091710183 × ZFPM2-AS1) + (0.091710183 × ZFPM2-AS1) + (0.091710183 × Z (− 0.233997454 × AC015908.3).