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2015 STD Surveillance Report

Figure 31. Primary and Secondary Syphilis — Reported Cases by Sex and Sexual Behavior, 37 States*, 2011–2015

 
This web page is archived for historical purposes and is no longer being updated. Newer data is available on the STD Data and Statistics page.
 

Figure 31. Line graph showing reported cases of primary and secondary syphilis in 37 States from 2011 to 2015 by sex and sexual behavior.

* 37 states were able to classify ≥70% of reported cases of primary and secondary syphilis as either MSM†, MSW†, or women for each year during 2011–2015.

† MSM = Gay, bisexual, and other men who have sex with men (collectively referred to as MSM); MSW = Men who have sex with women only.

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