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HIV Transmission Rates After Exposure

BMJ Paper looking at management of potential BBV after a needlestick injury

“The estimated risk for HIV transmission after injury through a needle contaminated with HIV infected blood and after mucous membrane exposure is 0.3% and 0.09% respectively.8,9”


8. Bell DM. Occupational risk of HIV virus infection in heath care workers: an overview. Am J Med1997;102(5B):9–15.PubMedGoogle Scholar

9. Ippolito G, Puro V, De Carli G. The Italian study group on occupational risk of HIV infection. The risk of occupational HIV infection in health care workers. Arch Intern Med1993;153:1451.CrossRefPubMedWeb of ScienceGoogle Scholar

Other infections

The risk associated with a single parenteral exposure to blood from a source patient who has HBV infection ranges from 6% in HBV “e” antigen negative patients to as high as 40% in “e” antigen positive.12 The average incidence of seroconversion to HCV after needlestick injury from an HCV positive source is 1.8% (range 0%–7%).13