TABLE 2.
Performance of two rapid tests for the detection of influenza viruses
| Rapid test and virus detected | No. of specimens that were:
|
Sensitivity (%) | Specificity (%) | Predictive value (%)
|
||||
|---|---|---|---|---|---|---|---|---|
| Rapid test positive, culture positive | Rapid test positive, culture negative | Rapid test negative, culture positive | Rapid test negative, culture negative | Positive | Negative | |||
| SD Bioline test | ||||||||
| Influenza A virus | 26 | 8 | 16 | 245 | 61.9 | 96.8 | 76.5 | 93.1 |
| Influenza B virus | 18 | 0 | 15 | 262 | 54.5 | 100 | 94.6 | 94.9 |
| QuickVue test | 35 | 12 | 40 | 208 | 46.7 | 94.5 | 74.5 | 83.9 |