TABLE 3.
Virus | No. of specimens with results
|
Sensitivity (%) | Specificity (%) | Positive predictive value (%) | Negative predictive value (%) | |||
---|---|---|---|---|---|---|---|---|
Cytospin FA positive and culture positive | Cytospin FA negative and culture positive | Cytospin FA positive and culture negative | Cytospin FA negative and culture negative | |||||
Influenza A virus | 18 | 2 | 0 | 154 | 90 | 100 | 100 | 97 |
Influenza B virus | 1 | 6 | 0 | 167 | 14.3 | 100 | 100 | 96.3 |
Influenza virus (untypeable) | 0 | 1 | 0 | 173 | 0 | 100 | NAa | NA |
Adenovirus | 0 | 2 | 0 | 172 | 0 | 100 | NA | 98.7 |
RSV | 2 | 0 | 0 | 172 | 100 | 100 | NA | NA |
All viruses | 21 | 11 | 0 | 142 | 65.6 | 100 | 100 | 92.8 |
NA, not applicable.