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Table 1 Intra-assay (within-run) repeatability of the Kalon HSV-2 IgG ELISAa

From: Precision of the Kalon Herpes Simplex Virus Type 2 IgG ELISA: an international inter-laboratory assessment

Operator N CV r Agreement b κ b
Technologist-Jr. 598 6.7 % 0.99* 96.8 % 0.91*
Technologist-Sr. 598 5.9 % 0.98* 98.7 % 0.96*
  1. Abbreviations: CV coefficient of variation, r Pearson’s correlation coefficient, and κCohen’s kappa coefficient
  2. *P < 0.01
  3. aData based Kalon as performed at the USA site (HPTN Laboratory Center)
  4. bAgreement was based on categorical results interpreted by the manufacturer’s index cut-offs (<0.9, negative; 0.9–1.1, indeterminate; >1.1 positive)
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