Table 2.

Renal and hospital outcomes^a

	No AKI	Low BCR	High BCR	Low versus High
RRT requirement, %	N/A	5.7	2.7	<0.001
RIFLE-max, %				<0.001
Risk	N/A	47.3	53.2
Injury	N/A	27.2	30.5
Failure	N/A	25.5	16.3
AKI duration (days)	N/A	2 (1–4)	2 (1–4)	0.25
Hospital stay, days	5 (3–9)	8 (4–16)	9 (5–18)	0.001
Hospital mortality, %	4.4	18.4	29.9	<0.001

^aRIFLE-max, the worst RIFLE class during hospitalization; N/A, not available.