. Author manuscript; available in PMC: 2008 Jun 26.

Published in final edited form as: Prison J. 2007;87(3):295–310. doi: 10.1177/0032885507304525

Table 2.

Results of Main Analysis

Prison Rape Scenario	% of Victims	P(HIV\|R)^a	P(HIV)^b	HIV Infections^c
Single incident, single perpetrator	16.7	0.04% (1 in 2381)	0.0004% (1 in 238,095)	1.0
Single incident, multiple perpetrators	16.7	0.21% (1 in 477)	0.0021% (1 in 47,659)	4.9
Multiple incidents, single perpetrator	33.3	0.31% (1 in 319)	0.0031% (1 in 31,908)	14.6
Multiple incidents, multiple perpetrators	33.3	1.02% (1 in 98)	0.0102% (1 in 9,814)	47.6
Low-risk estimate		0.48% (1 in 208)	0.0048% (1 in 20,800)	22.4
High-risk estimate		1.56% (1 in 64)	0.0156% (1 in 6,422)	72.7
Overall	100	0.49% (1 in 206)	0.0049% (1 in 20,572)	68.1

Probability of HIV acquisition if raped in prison.

Probability of acquiring HIV after being raped in prison.

Estimated number of men incarcerated in U.S. prisons who have or will acquire HIV as a consequence of prison rape.