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Volume 27, Number 5—May 2021
Research

Clinical Evaluation of Roche SD Biosensor Rapid Antigen Test for SARS-CoV-2 in Municipal Health Service Testing Site, the Netherlands

Zsὁfia Iglὁi, Jans Velzing, Janko van Beek, David van de Vijver, Georgina Aron, Roel Ensing, Kimberley Benschop, Wanda Han, Timo Boelsums, Marion Koopmans, Corine Geurtsvankessel, and Richard Molenkamp

Author affiliations: Erasmus MC, Rotterdam, the Netherlands (Z. Igloi, J. Velzing, J. van Beek, D. van de Vijver, G. Aron, M. Koopmans, C. Geurtsvankessel, R. Molenkamp); Public Health Service Rotterdam-Rijnmond, Rotterdam (R. Ensing, T. Boelsums); National Public Health Institute (RIVM), Bilthoven, the Netherlands (K. Benschop, W. Han)

Main Article

Table 1

Characteristics of the population of study comparing rapid antigen test and PCR for severe acute respiratory syndrome coronavirus 2, the Netherlands*

Characteristic Value
Total 970
Median age, y (range)
 42 (18–86)
Sex
M 435 (44.8)
F 525 (54.1)
Unknown
 10 (1.1)
Symptoms reported
 886 (91.3)
Days after symptom onset, median (no. cases/total no. tested) 4 (725/970)
0–3 319 (44.0)
4–7 331 (45.7)
>8
 75 (10.3)
Positivity by PCR 186 (19.2)
PCR Ct E gene, median (range) 23.6 (15.6–37.4)
Ct >35 1 (0.5)
Ct >30 28 (15.1)
Ct <30 159 (85.5)
Ct <25 113 (60.8)
Ct <20 31 (16.7)

*Values are no. (%) except as indicated. E gene, envelope gene; Ct, cycle threshold.

Main Article

Page created: March 16, 2021
Page updated: April 20, 2021
Page reviewed: April 20, 2021
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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