Risk behaviors among patients exposed to HIV-positive contact or contact with unknown HIV status (N = 351).*

*Nine (2.5%) patients were excluded from this table because they reported that their source contact was HIV-negative or because data about their source contact was missing.†Four (1%) patients reported that his/her contact was HIV negative: one reported a regular source contact, one reported an anonymous source contact, and data for source contact type was missing for two of these patients.‡Information about source contact was missing for five (1.5%) patients.