NPPB and Shock: However, in a study on the correlation of NT-proBNP onin-hospital mortality in patients with acute ST-segment elevation myocardialinfarction (STEMI) complicated by cardiogenic shock (CS), 64 patients withCS-STEMI were prospectively enrolled, and it was demonstrated that ROC analysisshowed a strong relationship between elevated NT-proBNP and in-hospitalmortality.