The equation of the model was as follows: logit (P = HCC) = 1/(1 + EXP (−(3.498 * RAD23A + 5.516 * CAST − 3.571 * RUNX1T1 + 6.210 * PAIP1 − 7.411 * SARS + 14.352 * PRKCZ − 4.219))). The gene discussed is RAD23A; the disease is hepatocellular carcinoma.