Letter regarding "Association between triglyceride-glucose (TyG) index and risk of depression in middle-aged and elderly Chinese adults: Evidence from a large national cohort study.". Biomol Biomed [Internet]. 2025 Jun. 17 [cited 2025 Nov. 29];25(10):2400–2401. Available from: https://www.bjbms.org/ojs/index.php/bjbms/article/view/12739