Analytical and clinical comparison of Elecsys syphilis (Roche®) - Architect syphilis TP and reformulated Architect syphilis TP (Abbott®) assay.

The performance of Elecsys Syphilis was compared to Architect Syphilis TP and Reformulated Architect Syphilis TP. The overall sensitivity and specificity were 98.4% and 99.5%, 97.7% and 97.1%, and 99.2% and 99.7% respectively. The assays are comparable and considered adequate for syphilis screening.