TABLE 2.
Clinical performance characteristics of the RealTime Ready Influenza A/H1N1 Detection Seta
| RealTime Ready Influenza A/H1N1 Detection Set | No. of results by alternative RT-qPCR assays |
Total no. of results | % agreement (95% CI) | ||
|---|---|---|---|---|---|
| Pandemic (H1N1) 2009 virus positive | Seasonal influenza A virus positive | Negative | |||
| Pandemic (H1N1) 2009 virus positive | 112 | 0 | 7 | 119 | 88, negatives (76-90) |
| Seasonal influenza A virus positive | 2 | 75 | 13 | 90 | 99, seasonal influenza A virus (93-100) |
| Negative | 0 | 1 | 149 | 150 | 98, pandemic (H1N1) 2009 virus (94-100) |
| Total | 114 | 76 | 169 | 359 | |
a
Alternative assays used were the CDC rRT-PCR assay for 2009 H1N1 influenza virus or the Focus Diagnostics Influenza A H1N1 (2009) real-time RT-PCR assay. CI, confidence interval.