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Table 2 FINNAKI cohort. Patient characteristics and procedure data

From: The origin of plasma neutrophil gelatinase-associated lipocalin in cardiac surgery

 

ALL [N = 306 (100%)]

NO-AKI

[N = 238 (77.8%)]

AKI

[N = 68 (22.2%)]

Age (years)

68 (60–75)

67 (58–74)

71 (64–78)**

Male gender

221 (72.2)

171 (77.4)

50 (73.5)

Co-Morbidity

 Insulin dependent diabetes mellitus

25 (8.2%)

16 (6.7%)

9 (13%)

 Noninsulin dependent diabetes mellitus

55 (18.0%)

41 (17.2%)

14 (20%)

 Hypertension

196 (64.1%)

146 (61.3%)

50 (73.5%)

 Chronic Kidney Disease

40 (13.1%)

24 (10.0%)

16 (23.5%)**

 Pre-operative LVEF less than 30%

11 (3.6%)

9 (3.8%)

2 (2.9%)

Surgery

 CABG only

152 (49.7%)

124 (52.1%)

28 (41.2%)

 Valve-only

101 (33.0%)

79 (33.2)

22 (32.4%)

 CABG and valve

38 (12.4)

24 (10.1%)

14 (20.6%)*

 Other cardiac surgery

9 (2.9%)

8 (3.4%)

1 (1.5%)

 Aortic rupture or dissection

6 (2.0)

3 (1.3%)

3 (4.4%)

 Off-pump surgery

28 (9.2%)

26 (10.9%)

2 (2.9%)*

 Cardiopulmonary bypass timea (min)

103 (82–147)

102 (81–146)

104 (84–155)*

 Aortic cross-clamping timea (min)

72 (57–101)

74 (57–100)

70 (55–113)

  1. Data are median (interquartile range) or number (percentage). aonly patients undergoing on-pump surgery used in calculations. *p < 0.05, **p < 0.01, ***p < 0.001 for AKI vs NO-AKI
  2. LVEF left ventricular ejection fraction, ICU intensive care unit, CABG coronary artery bypass grafting, AKI acute kidney injury