However, HTRA3 expression levels showed no association with poor DSS (HR: 1.405; CI: 0.824–2.395; P = 0.211) (Supplemental Table 6) and short PFI (HR: 1.116; CI: 0.656–1.898; P = 0.686) (Supplemental Table 7) in patients with GC. This evidence concerns the gene HTRA3 and gastric cancer.