APOB and deafness: Calibration curves, decision curve analysis (DCA) and ROC curves evaluated the model.<h4>Results</h4>Poor prognosis group had higher age, diabetes/hypertension rates, ApoB/ApoB/ApoA ratio, non-HDL-C, disease duration, total deafness rate, and lower HDL-C/ApoA (all <i>p</i> < 0.05).