Table 4.
Comparison of IF and PCR with MT-PCR Influenza profile 3.
| previous result | MT-PCR resulta | ||
|---|---|---|---|
| IF CIDM (total) | 276 | ||
| INF-A (unspecified) | 38 | 35 | (H3 n = 28) |
| INF-B | 1 | 1 | |
| RSV | 15 | 15 | |
| hPIV-3 | 3 | 3 | |
| total +ve | 56 | 73 | (53 +INF-A n = 14, INF-B n = 1, RSV n = 5) |
| -ve | 220 | b203 | |
| PCR IMVS (total) | 176 | ||
| INF-A (unspecified) | 41 | 41 | (H3 n = 27; H1 n = 9) |
| INF-B | 13 | 13 | |
| RSV | 22 | 22 | |
| hPIV-3 | 11 | 11 | |
| total +ve | 87 | 88 | (+INF-A n = 1)c |
| -ve | 89 | 85 | |
| IF or PCR (total) | 452 | ||
| all INF-A | 79 | 90 | (3 IF +ves for INF-A not detected) |
| all INF-B | 14 | 14 | |
| all RSV | 37 | 37 | |
| all hPIV-3 | 14 | 14 | |
| all positive results | 144 | 156 | (+INF-A n = 15) |
| all negative results | 308 | b296 | |
aprofile 3 includes assays for INF-A, INF-B, H1, H3, RSV, RV and hPIV3 but not H5; bnot including additional hPIV-3 (n = 2) or RSV (n = 10) detected by MT-PCR in samples which had not been tested for these pathogens; cnot including RSV/INF-A and RV/RSV co-infections