Prognostic nutritional index is useful for predicting the prognosis of patients with infective endocarditis undergoing surgery: a retrospective study

Preoperative PNI score can effectively reflect the nutritional-immune status of patients with IE. It is not only an independent risk factor for predicting postoperative in-hospital mortality and 1-year all-cause mortality, but also has certain short-term predictive ability and identification value for long-term outcomes, which can provide a reference for clinical early identification of high-risk patients and formulation of nutritional intervention strategies.