TABLE 1.

Validation of cELISA with IIF

Assay resultKnown-positive no. (n = 135)aKnown-negative no. (n = 141)b
cELISA positive1230
cELISA negative12141
IIF positive1140
IIF negative21141
  • a Known-positive samples as defined in Materials and Methods.

  • b Known-negative samples as defined in Materials and Methods.