Table 2.

Risk scoring models for cardiac surgery-associated AKI.

Variables	Thakar et al. [16]	Mehta et al. [18]	Wijeysundera et al. [20]	Aronson et al. [21]	Palomba et al. [19]	Brown et al. [22]	Parolari et al. [23]
Demographics
Age		0		0	0	0	0
Gender	0					0
Baseline medical conditions
Hypertension						0
Pulse pressure hypertension				0
Diabetes mellitus	0	0	0			0	0
Preoperative renal dysfunction	0	0	0	0	0		0
Congestive heart failure	0			0		0
Decreased LVEF	0		0
Advanced NYHA class		0			0
Prior myocardial infarction		0		0
Chronic lung disease	0	0
Preoperative IABP	0		0			0
Prior cardiac surgery	0	0	0			0
Emergency operation	0		0
Preoperative neutrophilia						0
Intraoperative variables
Increased CPB time				0	0		0
Two inotropes required				0			0
Transfusion							0
Diuretics use							0
Postoperative variables
CVP > 14 cm H2O					0
Low cardiac output					0
Inotrope/vasoconstrictor  use							0
Transfusion							0
Diuretics/antiarrhythmics  use							0

NYHA: New York Heart Association; CPB: cardiopulmonary bypass; CVP: central venous pressure; IABP: intra-aortic balloon pump; LVEF: left ventricular ejection fraction.