Table 4 |
||||||||
|
Operational characteristics of studied criteria for the diagnosis of pneumonia |
||||||||
|
Criterion |
All patients |
Patients with hospital-acquired pneumonia |
||||||
|
Se |
Sp |
PPV |
NPV |
Se |
Sp |
PPV |
NPV |
|
|
|
||||||||
|
Presence of type II pneumocytes |
0.444 |
0.833 |
0.889 |
0.333 |
0.462 |
0.833 |
0.857 |
0.417 |
|
Presence of erythrophagocytes |
0.370 |
1.000 |
1.000 |
0.346 |
0.333 |
1.000 |
1.000 |
0.409 |
|
Both criteria |
0.222 |
1.000 |
1.000 |
0.300 |
0.205 |
1.000 |
1.000 |
0.367 |
|
|
||||||||
|
NPV, negative predictive value; PPV, positive predictive value; Se, sensitivity; Sp, specificity. |
||||||||
|
Grigoriu et al. Critical Care 2006 10:R2 doi:10.1186/cc3912 |
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