Patients with AKI

Controls

(n=96)

(n=81)

p

Age - Mean (SD)

85.2 (3.7)

85.5 (3.9)

0.68

Male gender (%)

54 (56.3%)

37 (45.7%)

0.16

APACHE II score- Mean (SD)

30.1 (7.0)

21.1 (7.1)

< 0.0001*

APACHE II score (without renal component) – Mean (SD)

27.9 (7.06)

21.1 (7.1)

< 0.0001*

Admission diagnoses

PNEUMONIA

28 (29.2%)

27 (33.3%)

0.5

Non-Infectious respiratory

11 (11.5%)

26 (32.1%)

0.0013*

GI+Hepatic

14 (14.6%)

12 (14.8%)

0.4

Cardiac

24 (25 %)

14 (17.3%)

0.26

Renal

38 (39.6%)

0

<0.0001*

Infections

46 (47.9%)

11 (13.6%)

<0.0001*

Metabolic / Other

18 (18.7%)

19 (20.9%)

0.7

Chronic conditions

Chronic respiratory failure

21 (21.9%)

20 (24.7%)

0.65

Cardiovascular disease

64 (66.7%)

45 (55.6%)

0.13

Chronic kidney disease

36 (37.5%)

6 (7.4%)

< 0.0001*

Neurological

13 (13.5%)

16 (19.7%)

0.26

Hemato/oncology

15 (15.6%)

14 (17.3%)

0.76

Other

15 (15.6%)

16 (19.7%)

0.6

Length of stay (Days) – Median / Mean (SD)

ICU

5.6 / 8.8 (8.6)

3.96 / 7.3 (8.05)

0.21

Hospital

15.5 / 19.1 (15.6)

11.7 / 16.9 (15.3)

0.34

Outcome

Died in ICU

27 (28.1%)

7 (8.64%)

0.001*

Died in hospital

47 (48.9%)

13 (16.1 %)

< 0.0001*

Median / mean (SD) time of survival - days

57 / 413 (694.6)

783 / 899 (926)

0.0002*