GPT and choledocholithiasis: The model demonstrated a sensitivity of 0.839, specificity of 0.891, accuracy of 0.885, 95% CI of 0.913-0.967, and an AUC of 0.940.<h4>Conclusion</h4>Age, ALT, GGT, DBIL, gallstone location, and sonographic common bile duct dilation constitute independent risk factors for gallstones with occult choledocholithiasis.