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. 2021 Feb 20;61(5):1389–1393. doi: 10.1111/trf.16320

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© 2021 AABB

This article is being made freely available through PubMed Central as part of the COVID-19 public health emergency response. It can be used for unrestricted research re-use and analysis in any form or by any means with acknowledgement of the original source, for the duration of the public health emergency.

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IDM confirmed reactivity rates by donation and by donor (per 10,000), March–August 2019 and 2020 (*p < .05 compared with same period 2019; †p < .0001 compared with same period 2019; there were no significant differences between Mar‐May 2020 and Jun‐Aug 2020 for any group except by‐donation HTLV testing) [Color figure can be viewed at wileyonlinelibrary.com]