Research Article
Characteristics of Three Different Chemiluminescence Assays for Testing for SARS-CoV-2 Antibodies
Table 1
Multilevel likelihood ratios as well as sensitivity and specificity are given for the different tests at different cut-off levels (manufacturers’ cut-offs and half and double the manufacturers’ cut-offs) for ruling in or ruling out a COVID-19 diagnosis. +LR, positive likelihood ratio; -LR, negative likelihood ratio. CMIA, chemiluminescence microparticle immunoassay; LIA, luminescence immunoassay; ECLIA, electrochemiluminescence immunoassay; Sens, sensitivity; Spec, specificity; CI, confidence interval.
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