Objective To study the prognostic value of pregnancy-associated plasma protein-A(PAPP-A)in elderly patients with NSTEACS.Methods Four hundred and fifty-five elderly NSTEACS patients were included in this study.Their serum PAPP-A level was measured.The patients were followed up for 12 months,during which the adverse cardiovascular events were observed.The patients were divided into high PAPP-A group(n=147)and low PAPP-A group(n=308).The association between serum PAPP-A level and adverse cardiovascular events...