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Table 6 DENV/CHIKV/ZIKV ELISA IgM tests results

From: Imported arboviral infections in Italy, July 2014-October 2015: a National Reference Laboratory report

  ELISA IgM: positives/tested Estimated proportion of false positive and false negative test results
DENV (Focus Diagnostics Dengue Virus IgM Capture, DxSelect™) 55/127 8/55 (14.5%) false positives
8/72 (11.1%) false negatives
CHIKV (NovaLisa® Chikungunya IgM μ-capture ELISA, NovaTec Immundiagnostica) 31 + 3 b.l./86 1 b.l./86 (1,2%) false positives
5/52 (9,6%) false negatives
ZIKV (Euroimmun IgM ELISA) 3/5