HP and coronary artery disorder: In CAD-NDM2 patients, plasma zonulin levels were positively associated with the abundance of Prevotella (r = 0.681, P = 0.030) and Rikenellaceae (r = 0.669, P = 0.035), while serum TMAO was positively associated with Bacteroides (r = 0.742, P = 0.014) and negatively related to Faecalibacterium prausnitzii (r = -0.669, P = 0.035).