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Table 5 The predictive value of renal vascular resistance index and serum biomarkers for sepsis-associated AKI

From: The predictive value of renal vascular resistance index and serum biomarkers for sepsis-associated acute kidney injury: a retrospective study

Parameter

Sensitivities

Specificities

AUC (95% CI)

P

Youden index

Disease severity scores

     

APACHE II score

0.825

0.471

0.628 (0.532–0.724)

0.012

0.296

Sequential organ failure assessment (SOFA) score

0.333

0.922

0.612 (0.504–0.720)

0.031

0.255

Renal parameters

     

Renal resistive index

0.93

0.353

0.667 (0.565–0.769)

0.004

0.283

Mean arterial pressure (mmHg)

0.333

0.882

0.606 (0.504–0.708)

0.045

0.215

Urine output (mL/day)

0.789

0.431

0.606 (0.512–0.700)

0.041

0.220

Serum creatinine (mg/dL)

0.789

0.392

0.611 (0.510–0.712)

0.036

0.181

Inflammatory markers

     

C-reactive protein (mg/L)

0.649

0.647

0.663 (0.562–0.764)

0.009

0.296

Procalcitonin (ng/mL)

0.526

0.745

0.625 (0.521–0.729)

0.024

0.271

Coagulation parameters

     

D-dimer (µg/mL)

0.772

0.510

0.632 (0.531–0.733)

0.018

0.282

Platelet count (x10^3/µL)

0.579

0.706

0.666 (0.567–0.765)

0.008

0.285

Prothrombin time (seconds)

0.614

0.686

0.669 (0.571–0.767)

0.007

0.300

Fibrinogen (g/L)

0.544

0.745

0.637 (0.534–0.740)

0.020

0.289

INR

0.842

0.451

0.638 (0.538–0.738)

0.019

0.293