“…Without intervention, the risk of death raises 1%–2% per hour, while half of patients die within the first 24 h after diagnosis ( 1 ). Several biomarkers have been related to higher in-hospital mortality for patients with aortic dissection, showing an incremental prognostic value that can aid in decision making ( 2 ). Xie et al explored the predictive value of preoperative nutritional index (PNI) combined with D-dimer in patients with acute type A dissection.…”