Table 2.

HIV transmission risk from known HIV seropositive exposure.

(i) Blood transfusion: 9,000 per 10,000 exposures

(ii) Needles sharing injection drug use: 67 per 10,000 exposures

(iii) Receptive anal intercourse: 50 per 10,000 exposures

(iv) Percutaneous needle stick: 30 per 10,000 exposures

(v) Receptive penile-vaginal intercourse: 10 per 10,000 exposures

(vi) Receptive oral intercourse: 1 per 10,000 exposures

Adapted from CDC MMWR 2005 [1].