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Table 4 Cytokine ratios with the highest predictive ability to identify patients at risk of developing CS-AKI

From: Blood and urinary cytokine balance and renal outcomes at cardiac surgery

Any Day

 

Biomarker(s)

AUROC

CI

Sensitivity

Specificity

Preoperative

uIL-1RA/pIL-6

0.616

0.538–0.694

67.2%

52.4%

Postoperative

uIL-1RA/sIL-12p40

+ uTNFsr2/sH-FABP

+ uIL-1RA/sMK

0.824

0.770–0.879

82.8%

67.8%

uIL-1RA/sIL-12p40

+ uTNFsr2/sH-FABP

0.775

0.715–0.835

72.3%

67.1%

uIL-1RA/sIL-12p40

+ uIL-1RA/sMK

0.784

0.720–0.848

74.1%

69.1%

uTNFsr2/sH-FABP

+ uIL-1RA/sMK

0.771

0.709–0.832

74.1%

68.6%

uIL-1RA/sIL-12p40

0.725

0.658–0.792

72.3%

63.9%

uTNFsr2/sH-FABP

0.685

0.617–0.753

73.8%

56.6%

uIL-1RA/sMK

0.704

0.632–0.776

74.1%

55.3%

  1. CS-AKI Cardiac surgery acute kidney injury, AUROC Area under receiver operating characteristic, CI Confidence interval, uIL-1RA Urinary interleukin-1 receptor antagonist, pIL-6 Plasma interleukin-6, sIL-12p40 Serum interleukin-12 subunit p40, uTNFsr2 Urinary tumor necrosis factor soluble receptor 2, sH-FABP Serum heart-type fatty acid-binding protein, sMK Serum midkine