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Table 1

From: Comparison between quantitative and qualitative culture of tracheal aspirates in the diagnosis of ventilator associated pneumonia

 

Qualitative culture

≥ 105 cfu/ml

≥ 106 cfu/ml

Sensitivity (%)

92

69

26

Specificity (%)

11

41

76

PPV (%)

17

19

19

NPV (%)

88

87

83

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Critical Care

ISSN: 1364-8535