Figure 48. Primary and Secondary Syphilis — Percentage of Reported Cases* by Sex, Sexual Behavior, and Selected Reporting Sources, United States, 2017

Figure 48. Bar graph showing percentage of reported cases of primary and secondary syphilis in the United States in 2017 by sex, sexual behavior, and selected reporting sources.

* Of all primary and secondary syphilis cases, 11.4% had a missing or unknown reporting source. Among all cases with a known reporting source, the reporting source categories presented represent 56.4% of cases; 43.6% were reported from sources other than those shown.

ACRONYMS: HMO = health maintenance organization; 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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