TNNT2 and diabetes mellitus: To eliminate the influence of confounding factors upon the survival analysis, the representative variables (age, sex, height, weight, BMI, hypertension history, diabetes history, smoking and drinking histories, MI type, Killip classification, HB, ALT, eGFR, TC, TG, LDL, HDL, sUA, cTnT, PNI type) in the baseline data were first selected and included in the univariate Cox analysis.