Table 4

Critical care usage increase with severity of AKI using three scoring systems with patient numbers (percentage of individuals in each category) (Binomial 95% confidence intervals)
RIFLE AKIN AKIB
Stage Patients admitted to critical care Stage Patients admitted to critical care Stage Patients admitted to critical care
No AKI 12 (2.2%) No AKI 10 (1.8%) No AKI 12 (2.1%)
(1.1 to 3.7) (0.9 to 3.3) (1.1 to 3.6)
Risk 3 (2.9%) 1 5 (4.3%) 1 1 (1.5%)
(0.6 to 8.2) (1.4 to 9.7) (0.0 to 8.2)
Injury 5 (10.4%) 2 4 (11.8%) 2 7 (11.7%)
(3.5 to 22.7) (3.3 to 27.5) (4.8 to 22.6)
Failure 4 (20.0%) 3 5 (23.8%) 3 4 (13.3%)
(5.7 to 43.7) (8.2 to 47.2) (3.8 to 30.7)

Acute Dialysis Quality Initiative “RIFLE” criteria (risk, injury, failure, loss, End Stage Renal Disease), “AKIN” (Acute Kidney Injury Network), “AKIB” Acute Kidney Injury (Bonventre), MDRD eGFR (Modification of Diet in Renal Disease estimated Glomerular Filtration Rate.

Challiner et al.

Challiner et al. BMC Nephrology 2014 15:84   doi:10.1186/1471-2369-15-84

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