Poor Diagnostic Accuracy of Commercial Antibody-Based Assays for the Diagnosis of Acute Chikungunya Infection

  • Stuart D. Blacksell
  • , Ampai Tanganuchitcharnchai
  • , Richard G. Jarman
  • , Robert V. Gibbons
  • , Daniel H. Paris
  • , Mark S. Bailey
  • , Nicholas P.J. Day
  • , Ranjan Premaratna
  • , David Lalloo
  • , H. Janaka De Silva

Research output: Contribution to journalArticlepeer-review

42 Citations (Scopus)

Abstract

A Sri Lankan fever cohort (n = 292 patients; 17.8% prevalence) was used to assess two standard diagnostic Chikungunya IgM tests. The immunochromatographic test (ICT) acute sample sensitivity (SN) was 1.9 to 3.9%, and specificity (SP) was 92.5 to 95.0%. The enzyme-linked immunosorbent assay (ELISA) gave an acute sample SN of 3.9% and an SP of 92.5% and a convalescent sample SN of 84% and an SP of 91%. These assays are not suitable for the acute diagnosis of Chikungunya virus infection.

Original languageEnglish
Pages (from-to)1773-1775
Number of pages3
JournalClinical and Vaccine Immunology
Volume18
Issue number10
DOIs
Publication statusPublished - 1 Oct 2011

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