Table.
Expected versus observed co-detections in virus pairs, respiratory virus PCR panel, Nov 1 to March 1, 2016–19
| Expected co-detections | Observed co-detections | Odds ratio (95% CI) | p value* | |
|---|---|---|---|---|
| Rhinovirus–IAV | 67 | 12 | 0·16 (0·09–0·28) | 1·08 × 10−12 |
| Rhinovirus–RSV | 49 | 13 | 0·24 (0·14–0·42) | 5·25 × 10−8 |
| Rhinovirus–hMPV | 21 | 7 | 0·31 (0·15–0·66) | 0·0020 |
| Rhinovirus–PIV | 11 | 5 | 0·42 (0·17–1·01) | 0·066 |
| Rhinovirus–IBV | 9 | 3 | 0·30 (0·10–0·96) | 0·047 |
| Rhinovirus–adenovirus | 3 | 5 | 1·50 (0·59–3·79) | 0·39 |
| IAV–RSV | 46 | 10 | 0·20 (0·11–0·37) | 2·58 × 10−8 |
| IAV–hMPV | 20 | 3 | 0·14 (0·04–0·44) | 1·43 × 10−4 |
| IAV–PIV | 11 | 2 | 0·17 (0·04–0·71) | 0·0091 |
| IAV–IBV | 9 | 3 | 0·33 (0·10–1·03) | 0·067 |
| IAV–adenovirus | 3 | 3 | 0·92 (0·29–2·98) | 1 |
| RSV–hMPV | 15 | 1 | 0·06 (0·01–0·46) | 3·90 × 10−4 |
| RSV–PIV | 8 | 0 | 0·06 (0·004–0·95) | 6·41 × 10−3 |
| RSV–IBV | 6 | 1 | 0·15 (0·02–1·06) | 0·045 |
| RSV–adenovirus | 2 | 1 | 0·40 (0·06–2·93) | 0·73 |
| hMPV–PIV | 3 | 3 | 0·89 (0·28–2·79) | 1·0 |
| hMPV–IBV | 3 | 1 | 0·36 (0·05–2·57) | 0·53 |
| hMPV–adenovirus | 1 | 2 | 2·01 (0·49–8·33) | 0·27 |
| PIV–IBV | 1 | 0 | 0·32 (0·02–5·25) | 0·41 |
| PIV–AdV | 1 | 0 | 0·87 (0·05–14·21) | 1·0 |
| IBV–adenovirus | 0 | 1 | 2·25 (0·31–16·43) | 0·37 |
IAV=influenza A virus. RSV=respiratory syncytial virus. hMPV=human metapneumovirus. PIV=parainfluenza virus. IBV=influenza B virus.
*
Fisher’s exact test or χ2 test.