Characteristics of the HCV-negative “at-risk” injection partner at enrollment (n = 50)^‡.

‡Data represent unique injection partners as individuals could enroll with multiple injection partners. †Prior 3-months. ††Age <30 when enrolled in parent study; a small number of participants were age >30 at enrollment in partner study. Characteristics of the HCV-negative “at-risk” injection partner at enrollment (n = 50)‡.