A Nationwide Spatiotemporal Analysis of Syphilis Over 21 Years and Implications for Prevention and Control in China.

Syphilis control programs have been scaled up due to the substantial burden in China. We analyzed syphilis incidence according to demographic, spatiotemporal, and economic factors. The increasing latent syphilis diagnoses and declining congenital syphilis suggest the effectiveness of scale-up screening. However, primary and secondary cases persist, especially in inland provinces. [ABSTRACT FROM AUTHOR]