Primary and secondary syphilis – Percentage of cases reporting selected substance use behaviors^* among MSM, United States, 2016-2020

MSM: bisexual, or other men who have sex with men.

* Proportion reporting injection drug use, methamphetamine use, heroin use, crack use, or cocaine use within the last 12 months calculated among cases with known data (cases with missing or unknown responses were excluded from the denominator).