Volume 28, Number 9—September 2022
Research
Fulminant Transfusion-Associated Hepatitis E Virus Infection Despite Screening, England, 2016–2020
Heli Harvala
, Claire Reynolds, Su Brailsford, and Katy Davison
, Claire Reynolds, Su Brailsford, and Katy Davison
Table 3
Estimated number of hepatitis E virus RNA–positive donors not detected, according to 7-day window period risk for apheresis and whole blood donors, England, March 2016–December 2020
| Donation type, year | Donations tested | No. not detected if window period 7 days (95% CI) |
|---|---|---|
| Apheresis | ||
| 2016 | 69,605 | 2.62 (1.68–3.90) |
| 2017 | 74,422 | 2.19 (1.34–3.38) |
| 2018 | 70,709 | 2.62 (1.68–3.90) |
| 2019 | 68,907 | 1.64 (0.92–2.70) |
| 2020 | 66,680 | 2.62 (1.68–3.90) |
| Total |
350,323 |
11.70 (7.30–17.79) |
| Whole blood | ||
| 2016 | 413,153 | 19.02 (16.30–22.06) |
| 2017 | 1,256,503 | 28.53 (25.17–32.21) |
| 2018 | 1,488,808 | 38.36 (34.46–42.59) |
| 2019 | 1,450,628 | 49.73 (45.27–54.52) |
| 2020 | 1,338,489 | 41.42 (37.36–45.81) |
| Total | 5,947,581 | 177.07 (158.55–197.19) |
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Page updated: August 19, 2022
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