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Table 4 Diagnostic parameters for predicting fluid responsiveness

From: Neither dynamic, static, nor volumetric variables can accurately predict fluid responsiveness early after abdominothoracic esophagectomy

  Area under ROC curve 95% CI Best threshold Sensitivity (%) Specificity (%) PPV (%) NPV (%)
SVV (%) 0.609 0.433-0.785 10.5 45 81 70 60
PPVa (%) 0.651 0.481-0.821 8.5 50 71 64 59
CVP (mmHg) 0.69 0.524-0.856 6.5 60 74 70 65
ITBVI (L/m2) 0.584 0.410-0.758 0.78 65 48 55 58
IDVGI (L/m2) 0.666 0.497-0.835 4.23 85 57 66 79
  1. CI, Confidence interval; CVP, Central venous pressure; IDVGI, Indexed initial distribution volume of glucose; ITBVI, Indexed intrathoracic blood volume; NPV, Negative predictive value; PPV, Positive predictive value; PPVa, Pulse pressure variation; SVV, Stroke volume variation.