Table 2.

Studies included in the systematic review

References	Type of study	Numb. of patients	Setting	Area of CCT	Incidence AKI in CCT group (%)	Incidence AKI in non-CCT group (%)
Mc Donald 2014 (12)	Retrospective matched	21346	multiple	any	4,8	5,1
Davenport 2013 (63)	Retrospective matched	20242	inpatient	any	8,3	8,6
Hinson 2017 (40)	Retrospective matched	12700	ED	any	10,6	10,2
Sonhaye 2015 (41)	Prospective observational	1292	ED	any	3,4	1,8
Haveman 2006 (38)	Retrospective	340	ICU	Abdo/pelvis	2,2	NR
Heller 2016	Retrospective	7863	ED	any	8,6	9,6
Kidoh 2013 (39)	Retrospective	470	multiple	abdo-pelvis	9,1	8,3
Tremblay 2005 (37)	Retrospective	95	ED/trauma	any	3,6	15,4

ED=emergency department; ICU=intensive care unit; NR=non-reported; AKI= acute kidney injury; CCT=contrast enhanced to¬mography