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Table 1 Diagnostic performance of absolute variations ΔPP and ΔCVP to predict fluid responsiveness for 30, 35, 40 and 45 cmH2O peak inspiratory pressures during LRM

From: Variations of pulse pressure and central venous pressure may predict fluid responsiveness in mechanically ventilated patients during lung recruitment manoeuvre: an ancillary study

  AUC 95% CI Cut-off (mmHg) Grey Zone (mmHg) Sensitivity (%) Specificity (%)
Lower Upper patients (%)
Pinsp 45 ΔPP 0.920 0.693 to 0.995 21 21.9 27.1 28 100 78
ΔCVP 0.883 0.645 to 0.984 8 5.45  + .1 33 78 89
Pinsp 40 ΔPP 0.895 0.661 to 0.988 12 14.7 24.2 44 100 67
ΔCVP 0.833 0.586 to 0.964 6 3.9 7.1 44 78 89
Pinsp 35 ΔPP 0.914 0.685 to 0.993 7 8.8 19.1 39 100 78
ΔCVP 0.901 0.669 to 0.990 4 2.9 4.1 39 78 89
Pinsp 30 ΔPP 0.951 0.736 to 0.999 4 3.9 6.4 28 89 89
ΔCVP 0.887 0.637 to 0.981 2 1.9 3.1 50 89 67