Table 2.

Characteristics of include studies

Author/year	Patients	Intervention	Outcome	Adjustment
Ichimoto/2009 [28]	STEMI	PCI	Cardiovascular events	Age; Killip class; Time from hospital presentation to angioplasty; Prior myocardial infarction; Creatinine;
Silva/2012 [7]	STEMI	PCI	Death/reinfarction	LVEF;
Sun/2012 [8]	AMI	PCI	Major adverse cardiac events	NA;
Akgul/2013 [9]	STEMI	PCI	Major adverse cardiac events	Age; gender; diabetes; hypertension; Killip class; anemia; renal failure; No-reflow; Three-vessel disease; unsuccessful procedure; LVEF;
Angeli/2015 [29]	non-ST-elevation ACS	PCI	All-cause mortality	Age; gender; diabetes; unsuccessful PCI; LVEF; Multivessel disease; Statin prescription at discharge; eGFR;
Lee/2015 [18]	ACS	CABG	Mortality and major adverse cerebrovascular and cardiovascular events	NA;
Dardashti/2016 [30]	CHD	CABG	All-cause mortality	Age; LVEF; logarithm of time in ICU; hemoglobin; plasma transfused; creatinine;
Shen/2018 [31]	STEMI	PCI	Major adverse cardiac events	Age; SBP ≥ 140 (mmHg); NT-proBNP; eGFR; LVEF;

PCI percutaneous coronary intervention, CABG coronary artery bypass grafting, LVEF left ventricular ejection fraction, SBP systolic blood pressure, eGFR estimate glomerular filtration rate, ICU intensive care unit, m month, y year, NA not applicable, STEMI ST-elevation myocardial infarction, ACS acute coronary syndrome, CHD coronary heart disease