Figure 1

Flow chart. NT-pBNP median (2927 pg/ml, IQR 1282/8524). CABG coronary artery bypass graft, CAD coronary artery disease, DES drug-eluting stent, LVEF left ventricle ejection fraction, NSTEMI non-ST-segment elevation myocardial infarction, NT-proBNP N-terminal proB-type Natriuretic Peptide, PCI percutaneous coronary intervention, STEMI ST-segment elevation myocardial infarction. *NT-proBNP testing was routinely performed in only one of the three cardiology wards of the general hospital due to different standard laboratory analyses upon admission.