Table 2 |
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|
Diagnostic performance of the eosinophil count and the C-reactive protein level in the prediction of sepsis on intensive care unit admission |
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|
Variable |
Noninfection versus infection |
SIRS versus infection |
||
|
|
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|
C-reactive protein level |
Eosinophil cell count |
C-reactive protein level |
Eosinophil cell count |
|
|
|
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|
Cutoff value |
>70 mg/l |
<50 cells/mm3 |
>80 mg/l |
<40 cells/mm3 |
|
Sensitivity (%) |
68 (59 to 76) |
80 (71 to 86) |
68 (59 to 79) |
80 (71 to 86) |
|
Specificity (%) |
61 (47 to 74) |
91 (79 to 96) |
55 (32 to 76) |
80 (55 to 93) |
|
Positive likelihood ratio |
1.77 (1.25 to 2.51) |
9.12 (3.9 to 21) |
1.52 (0.92 to 2.50) |
4.00 (1.65 to 9.65) |
|
Negative likelihood ratio |
0.52 (0.39 to 0.69) |
0.21 (0.15 to 0.31) |
0.57 (0.41 to 0.81) |
0.25 (0.17 to 0.36) |
|
Area under the receiver operating characteristic curve |
0.77 (0.70 to 0.84) |
0.89 (0.83 to 0.94) |
0.77 (0.67 to 0.87) |
0.84 (0.74 to 0.94) |
|
|
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|
Data in parentheses are 95% confidence intervals. Noninfection, negative + systemic inflammatory response syndrome (SIRS); infection, sepsis + severe sepsis + septic shock. |
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|
Abidi et al. Critical Care 2008 12:R59 doi:10.1186/cc6883 |
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