Key indicators for syphilis screening before and after POCT introduction.

aPregnant women were a subset of the sexually active population.bN/a: No data available before the introduction of POCTs as testing was done by a laboratory and these services were not widely available in rural China.cTwelve POCT-positive pregnant women had a previous history of syphilis and were either RPR negative or had received treatment recently. The treating physicians did not think additional treatment was required.dANC attenders whose accompanying partners were found to have syphilis were offered presumptive treatment even if their own result was negative. This resulted in more women being treated than had positive tests.RPR, rapid plasma reagin test; TPPA, Treponema pallidum particle agglutination assay.