Sensitivity of the IFA for the detection of E. bieneusi, compared with primary and nested PCR, in 232 feces randomly collected from SIV-infected macaques

PCR resultNo. of samples (n = 232)
TotalIFA positiveIFA negative
PCR negative810a81
Primary PCR positive8989a0
Nested PCR positive6242b20
  • a Specificity of IFA was 100%.

  • b Sensitivity of IFA compared to nested PCR was 87%.