Table 4 Risk of acute kidney injury with albumin administration in propensity-matched patients with a perioperative cardiovascular Sequential Organ Failure Assessment score of zero ^a

Age (yr)

70 ± 9

69 ± 9

0.81

GFR (ml/min/1.73 m²)

62 ± 19

63 ± 17

0.99

≤35%, 36% to 49%, ≥50% (%)

10, 12, 78

5, 16, 79

0.78

Preoperative hemoglobin (g/L)

130 ± 16

127 ± 19

0.26

Diuretics (%)

46

46

1.00

Heart valve surgery (%)

24

18

0.47

Duration of ECC (hr)

1.2 ± 0.5

1.2 ± 0.5

0.63

Crystalloids perioperatively until 36 hr postoperatively^b (ml/kg)

76 ± 31

75 ± 26

0.89

Any HES 6% received perioperatively until 36 hr postoperatively (%)

84

90

0.38

Dose of HES 6% received^b (ml/kg)

16 (11 to 22)

12 (7 to 18)

0.10

Any pentastarch 10% perioperatively until 36 hr postoperatively (%)

50

48

0.84

Dose of pentastarch 10% received^b (ml/kg)

14 (9 to 20)

6 (4 to 15)

0.02

Red blood cell transfusions, 0, 1, 2, ≥3 U (%)

36, 14, 14, 35

11, 11, 37, 42

0.05

Fresh frozen plasma transfusions, 0, ≤5, >5 U (%)

69, 25, 6

58, 42, 0

0.21

Platelet transfusions, 0, ≤10, >10 U (%)

78, 20, 2

68, 32, 0

0.44

AKI

  AKIN stage 1 (%)

8

30

0.005

  RIFLE risk (%)

4

12

0.14

  RIFLE injury (%)

4.0

4.0

1.00