TABLE 2.
Results of Xpert Xpress Flu/RSV assay for nasopharyngeal and saliva swabsa
| Microbiological data Xpert Xpress Flu/RSV result | Data by swab type: |
|
|---|---|---|
| Nasopharyngeal (n = 82) | Saliva (n = 82) | |
| Positive influenza PCR (n [%]) | 19 (23.2) | 17 (20.7) |
| Positive influenza A | 11 (13.4) | 11 (13.4) |
| Positive influenza B | 8 (9.8) | 6 (7.3) |
| Positive RSV PCR (n) | 0 | 0 |
| CT (median [IQR] | 31 (21.0-32.0) | 33 (23.0-38.0) |
| Sensitivity (% [95% CI]) | NA | 89.5 (73.0–100) |
| Specificity (% [95% CI]) | NA | 100 (99.2–100) |
a
RSV, respiratory syncytial virus; CT, cycle threshold; NA, not applicable.