However, there were no significant differences in age, BMI, ECOG performance status, chemotherapy regimen, molecular typing, hypertension, diabetes, history of cholelithiasis, hepatic cyst, ER, PR, Ki-67, HER-2, GGT, TBIL, Cr, MONO, NEUT, and PLT between the two groups. This evidence concerns the gene ERBB2 and cholelithiasis.