Table 1

Incidence of CS-AKI in neonates

Study	Population	Cases	Cardiac lesion	AKI definition	Incidence (%)
Alabbas et al60	<28 days	122		AKIN	62
Morgan et al4	≤6 weeks	264		AKIN	64
Piggott et al6	6–29 days	95		AKIN	45
Park et al50	<30 days	60		KDIGO	48
Carlo et al61	<30 days	56		KDIGO	75
SooHoo et al62	<30 days	95	HLHS	KDIGO	42

AKI, acute kidney injury; AKIN, Acute Kidney Injury Network; CS-AKI, acute kidney injury after cardiac surgery; HLHS, hypoplastic left heart syndrome; KDIGO, Kidney Disease: Improving Global Outcomes.