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Table 3 dIVC for the detecting of fluid responsiveness

From: Respiratory variations of inferior vena cava fail to predict fluid responsiveness in mechanically ventilated patients with isolated left ventricular dysfunction

Categories AUC 95% CI p Optimum cutoff (%) Sen (%) Spe (%) PPV (%) NPV (%)
All patients (n = 129) 0.815 0.742–0.889 < 0.001 16.5 79.0 72.1 72.4 78.7
NLVF (n = 101)a 0.918 0.858–0.978 < 0.001 14.5 82.7 87.0 89.7 84.5
ILVD (n = 28) 0.550 0.283–0.817 0.729 21.5 40.0 58.3 17.3 81.7
  1. NLVF normal left ventricular function, ILVD isolated left ventricular systolic dysfunction, dIVC inferior vena cava distensibility index, AUC area-under-the-curve, CI confidence interval, Sen sensitivity, Spe specificity, PPV positive predictive value, NPV negative predictive value
  2. aIn comparison with AUC derived from all patients, p = 0.033