Fig. 2From: Increasing incidence of syphilis among patients engaged in HIV care in Alberta, Canada: a retrospective clinic-based cohort studyRepeat Incident Episodes of Syphilis in the HIV Positive Individuals Per Year. This figure is demonstrating the number of syphilis infection each year divided by number of repeat infection. As seen there has been an increase in number of syphilis episodes from 2006 to 2016, however the number of repeat cases has also increasedBack to article page