TABLE 2—

Estimates of the Number of New Syphilis Cases, the Number of HIV-Discordant Partnerships in Which Infectious Syphilis Is Present, and the Number of New HIV Cases Attributable to Syphilis Among African Americans in 2000: Heterosexual Men, Heterosexual Women, and Men Who Have Sex With Men (MSM)

	Heterosexual Men	Heterosexual Women	MSM	Totala
No. of primary, secondary, and early latent syphilis cases, adjusted for underreporting	7 570	6 625	936	15 130
No. of HIV-discordant partnerships in which infectious syphilis is present, HIV-uninfected index partnerb	1 529	2 942	631	5 103
No. of new HIV cases among index partners	159	612	115	886
No. of new HIV cases among index partners if syphilis had not been present	61	235	44	341
No. of new HIV cases attributable to syphilis	98	377	71	545

^aTotals may differ from sums of individual columns owing to rounding.

^bIndex partner is the member of the group noted in the column.