Table 5

‚ÄÉRapid plasma reagin (RPR) test results and titre for samples with positive gold standard and false negative rapid test

CountryTestSampleRPRTitre
TanzaniaAbbott1Negative
2Negative
3Negative
4Negative
5Negative1:16
HaitiOmega1Negative
Qualpro1Negative
BrazilAbbott1Negative
2Negative
3Negative
4Negative
5Positive1:4
6Positive1:16
Omega1Negative
2Positive1:4
Qualpro1Negative
2Negative
3Negative
4Positive1:1
5Positive1:1
6Positive1:32
Standard1Negative
2Negative
3Positive1:1
4Positive1:1
5Positive1:32