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Table 3 DTF and PImax

From: The predictive value of diaphragm ultrasound for weaning outcomes in critically ill children

Parameters

Sensitivity(%)

Specificity(%)

PPV(%)

NPV(%)

AUC

DTF ≥ 21%

82

81

94

56

0.89

PImax≥0.86cmH2O/kg

51

82

91

32

0.70

  1. PPV Positive predictive value, NPV Negative predictive value, AUC Area under curve