The significant predicting biomarkers for DCM from DM-N were TNF-α ≥1.7, AGEs ≥11.4 and IL-6 ≥3.5 with AOR 5.9, 9.1 and 7.0, respectively; p < 0.05 (Table 3). This evidence concerns the gene TNF and familial dilated cardiomyopathy.