Finally, 18 variables (age, tumor size, CTP, cirrhosis, HBsAg, AFP, TB, resection method, SAT density, VAT area, VAT density, VATI, VSR, IMAT area, IMATI, SM area, SM density, SMI) with nonzero coefficients were selected according to the value of lambda.min (λ = 0.03139931). The gene discussed is AFP; the disease is neoplasm.