GPT and gallstones: Other factors which were significantly associated with gallstones were age (OR; 95% CI = 1.050; 1.042–1.058), family history of gallstones (OR; 95% CI = 1.683; 1.360–2.083), total bilirubin (OR; 95% CI = 1.823; 1.464–2.269), AST (OR; 95% CI = 0.988; 0.977–0.998), ALT (OR; 95% CI = 1.011; 1.005–1.0117), and HDL-C (OR; 95% CI = 0.985; 0.979–0.991).