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. 2021 Jul 16;11:14604. doi: 10.1038/s41598-021-94055-1

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© The Author(s) 2021

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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BinaxNOW agreement versus gold standard PCR decreases with rising Ct values and self collected samples. (A) Collection of diagnostic samples from the anterior nares was completed by either trained healthcare workers (blue) or individual participants (red). Results of quantitative RT-PCR are presented as Ct scores and used to stratify the presented data. % Agreement was calculated as the percentage of concordant test results per group. (B) Pictures of BinaxNOW results for positive and negative findings.