TABLE 2.

Performance of the IMFA with sera from patients with EBV IM testing either positive or negative in the HA agglutination assay

EBV-specific antibody profileResult of HA test (no. of sera)No. of samples with indicated IMFA result
PositiveW+aNegative
VCA IgG/VCAHA positive (11)920
    IgM+/EBNA-1 IgGHA negative (13)733
VCA IgG+/VCAHA positive (11)1010
    IgM+/EBNA-1 IgGHA negative (12)831
  • a W+, weakly reactive.