TABLE 1.
Sensitivity and specificity of IDEIA PCE Chlamydia compared to LCx Chlamydia before and after confirmation with the blocking reagent and discordance analysis
| IDEIA PCE result | No. of samples with the following LCx result:
|
% Sensitivity | % Specificity | |
|---|---|---|---|---|
| Positive | Negative | |||
| Before confirmation | ||||
| Positive | 45 | 19 | 91.8 (45/49) | 98.2 (1,055/1,074) |
| Negative | 4 | 1,055 | ||
| After confirmation | ||||
| Positive | 45 | 2b | 91.8 (45/49) | 99.8 (1,072/1,074) |
| Negative | 4a | 1,072 | ||
a
The four false-negative IDEIA PCE samples were either positive for EBs or PCR positive.
b
The two false-positive IDEIA PCE samples were negative for EBs and by PCR.