Multicenter Prevalence Study Comparing Molecular and Toxin Assays for Clostridioides difficile Surveillance, Switzerland
Andreas F. Widmer, Reno Frei, Ed J. Kuijper, Mark H. Wilcox, Ruth Schindler, Violeta Spaniol, Daniel Goldenberger, Adrian Egli, Sarah Tschudin-Sutter

, and Kuijper
Author affiliations: University Hospital Basel, Basel, Switzerland (A.F. Widmer, R. Frei, R. Schindler, V. Spaniol, D. Goldenberger, A. Egli, S. Tschudin-Sutter); Leiden University Medical Center, Leiden, the Netherlands (E.J. Kuijper); Leeds Institute of Biomedical and Clinical Sciences, University of Leeds, and Leeds Teaching Hospitals, Leeds, UK (M.H. Wilcox)
Main Article
Table 2
Underdiagnosis and misdiagnosis of Clostridioides difficile infection at participating hospitals, Switzerland*
Method of detection |
No. samples submitted |
No. samples tested |
Undiagnosed, no. (% of all positive samples) |
False-positive, no. (%) |
False-negative, no. (%) |
EIA for GDH and A and B toxins |
242 |
165 |
2 (9.5) |
9 (5.5) |
1 (0.6) |
PCR |
242 |
165 |
3 (10) |
3 (1.8) |
3 (1.8) |
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Page created: July 24, 2020
Page updated: September 17, 2020
Page reviewed: September 17, 2020
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