TABLE 2.
Comparison of results of ImmunoCard STAT! Rotavirus, Rotaclone, and TestPack Rotavirus after resolution of discordant results by RT-PCR
| Test | No. of:
|
Sensitivity (%) | Specificity (%) | Positive predictive value (%) | Negative predictive value (%) | Diagnostic accuracy (%) | |||
|---|---|---|---|---|---|---|---|---|---|
| True positivesa | True negativesb | False positives | False negatives | ||||||
| ImmunoCard STAT! Rotavirus | 125 | 113 | 0 | 8 | 94.0 | 100 | 100 | 93.4 | 96.7 |
| Rotaclone | 127 | 113 | 0 | 6 | 95.5 | 100 | 100 | 95.0 | 97.6 |
| TestPack Rotavirus | 129 | 109 | 4 | 4 | 97.0 | 96.5 | 97.0 | 96.5 | 96.7 |
a
True positives are specimens either positive or negative by electron microscopy and positive by PCR.
b
True negatives are specimens either negative or positive by electron microscopy and negative by PCR.