TABLE 2.

Test reactivities in relation to stage of syphilis and treatment status

Stage of disease and treatment status (no. of samples)% Reactivity (no. of samples reactive/total no. tested)a
CLIAEIATPHAWBRPR
Untreated primary (7)10057.1 (4/7)57.1 (4/7)10085.7 (6/7)
Untreated secondary (31)10010010010096.8 (30/31)
Treated latent (77)98.7 (76/77)96.1 (74/77)96.1 (74/77)1006.5 (5/77)
Untreated cardiovascular (5)100100100100100
Untreated neurosyphilis (6)100100100100100
Untreated congenital (5)100100100100100
Total (131)99.2 (130/131)95.4 (125/131)94.7 (124/131)10043.5 (57/131)
  • a Tests compared were LIAISON Treponema Screen, syphilis screening recombinant EIA, TPHA, WB, and RPR.