Among the nine markers analyzed, seven showed good sensitivity (54.5%–85%) for cancer detection (BCAT1, GRASP IKZF1, IRF4, SDC2, SOX21 and SEPT9), while BCAT1, GRASP, IKZF1, IRF4 and SEPT9 also showed false positive rates of ≤10%. Here, SOX21 is linked to cancer.