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. Author manuscript; available in PMC: 2014 Jan 1.
Published in final edited form as: Kidney Int. 2013 Sep 25;85(1):10.1038/ki.2013.378. doi: 10.1038/ki.2013.378

Table 4.

Risk score for developing acute kidney injury due to iodinated radiocontrast nephropathy (CI-AKI)

Risk factors Points awarded
Hypotension 5
Intra-aortic balloon pump 5
Chronic heart failure 5
Age >75 years 4
Anemia 3
Diabetes 3
Iodinated contrast volume 1 per 100 ml
Serum creatinine >1.5 mg/dl 4
Or eGFR <60ml/min 2 if eGFR 40–60 ml/min
4 if eGFR 20–40 ml/min
6 if eGFR <20ml/min
Score <5 7.5% risk CI-AKI 0.04% risk dialysis
Score 6–10 14% risk CI-AKI 0.12% risk dialysis
Score 11–16 26.1% risk CI-AKI 1.09% risk dialysis
Score >16 57.3% risk CI-AKI 21.6% risk dialysis

Abbreviations: CI-AKI, contrast-induced acute kidney injury; eGFR, estimated glomerular filtration rate.