Table 3.

Outcomes by AKI status on enrolment

Outcome	Total	No AKI	AKI	P
	(n = 107)	(n = 45)	(n = 62)
AKI stage during admission†
Stage 1 (≥1.5 × baseline)c	11 (12)	4 (10)	7 (15)	0.458
Stage 2 (≥2.0–2.9 × baseline)c	11 (12)	1 (2)	10 (21)	0.021
Stage 3 (≥3.0 × baseline or ≥4 mg/dl)c	36 (40)	5 (12)	31 (65)	<0.001
Received RRT (%)c	32 (30)	3 (7)	29 (47)	<0.001
Length of hospital stay (days)	7.6 (5.6–12.9)	5.9 (4.9–8.3)	10.6 (6.6–18.0)	<0.001
Death (%)c	35 (33)	10 (22)	25 (40)	0.061
Study hours to death (%)c	22.5 (12.5–51.0)	40.1 (19.0–115.0)	21.0 (10.0–38.0)	0.074

All values are median (IQR) unless otherwise specified: ^cnumber (%). P < 0.05 using Mann U Whitney or Fischer’s exact test; significant in bold. †Highest KDIGO stage during admission in those that survived more than 24 h. Abbreviations: AKI = acute kidney injury; RRT = renal replacement therapy