Table. Rotavirus referred positive samples and confirmation rates, England, 2016–2017 (n = 3,721).
| Test | Samples | Confirmed | SE | 95% CI | |||
|---|---|---|---|---|---|---|---|
| n | Use (%) | n | PPV (%) | Lower | Upper | ||
| RORT 1 | 34 | 0.9 | 5 | 14.7 | 6.2 | 6.2 | 31.1 |
| RORT 2 | 187 | 5.0 | 166 | 88.8 | 2.3 | 83.4 | 92.6 |
| RORT 3 | 1,165 | 31.3 | 774 | 66.4 | 1.4 | 63.7 | 69.1 |
| RORT 4 | 117 | 3.1 | 69 | 59.0 | 4.6 | 49.8 | 67.5 |
| RORT 5 | 6 | 0.2 | 2 | 33.3 | 21.1 | 7.2 | 76.3 |
| RORT 6 | 26 | 0.7 | 9 | 34.6 | 9.5 | 18.8 | 54.7 |
| RART 7 | 5 | 0.1 | 4 | 80.0 | 20 | 25.6 | 97.9 |
| RART 8 | 111 | 3.0 | 101 | 91.0 | 2.7 | 84 | 95.1 |
| RART 9 | 48 | 1.3 | 43 | 89.6 | 4.5 | 77.1 | 95.6 |
| RART 10 | 56 | 1.5 | 44 | 78.6 | 5.5 | 65.8 | 87.5 |
| RART 11 | 244 | 6.6 | 189 | 77.5 | 2.7 | 71.8 | 82.3 |
| RART 12 | 130 | 3.5 | 98 | 75.4 | 3.8 | 67.2 | 82.1 |
| RART 13 | 16 | 0.4 | 12 | 75.0 | 11.2 | 48.2 | 90.6 |
| RART 14 | 14 | 0.4 | 12 | 85.7 | 9.7 | 55.9 | 96.6 |
| RART 15 | 29 | 0.8 | 21 | 72.4 | 8.4 | 53.4 | 85.7 |
| RART 16 | 115 | 3.1 | 65 | 56.5 | 4.6 | 47.3 | 65.3 |
| RART 17 | 305 | 8.2 | 132 | 43.3 | 2.8 | 37.8 | 48.9 |
| EIA Commercial 1 | 248 | 6.7 | 230 | 92.7 | 1.7 | 88.8 | 95.4 |
| EIA Commercial 2 | 233 | 6.3 | 199 | 85.4 | 2.3 | 80.3 | 89.4 |
| EIA Other | 97 | 2.6 | 76 | 78.4 | 4.2 | 69 | 85.5 |
| PCR Commercial 1 | 80 | 2.1 | 37 | 46.3 | 5.6 | 35.6 | 57.3 |
| PCR Commercial 2 | 44 | 1.2 | 27 | 61.4 | 7.4 | 46.2 | 74.6 |
| PCR Commercial 3 | 6 | 0.2 | 6 | 100.0 | 0 | NA | NA |
| PCR In-house | 405 | 10.9 | 395 | 97.5 | 0.8 | 95.5 | 98.7 |
| Total | 3,721 | 100 | 2,716 | 73.0 | NA | NA | NA |
CI: confidence interval; EIA: enzyme immunoassay; NA: not applicable; PPV: positive predictive value; RART: rotavirus and adenovirus rapid test; RORT: rotavirus only rapid test; RV: rotavirus; SE: standard error.