Risk behavior and HIV prevalence in one prison located in Nuevo Leon, México
M.E. Zárraga-Vargas1, F. Acosta-Pérez1, R. Ortiz-Mondragón2, C. Magia-Rodríguez2, G. Esquivel-García2
1Servicios de Salud de Nuevo León, Epidemiology, Monterrey, Mexico, 2Centro Nacional para la Prevencion y Control de SIDA, Research, México, Mexico
Background: In México HIV prevalence in prison is higher than general population (0.3%), for Mexican prisoners prevalence is among 1% to 3.7%. The objective is to explore HIV risk factors of men in places of detention.
Methods: We studied men where are detained for a maxim of 36 hours during the investigation of a crime. It's a process before to one sentencing of freedom or convicted. In a period of 10 weeks 128 prisoners participated in a personal, anonymous and confidential interview using an anonymous risk-factors questionnaire. Eight of them rejected VIH voluntary testing. All prisoners participants sign informed consent for participation.
Results: The prevalence was of 1%, three times more than in general population (0.3%). Twenty percent were migrant of others Mexican states; 14% had lived in the United States, 40% had stayed out of her house for more of one month; 60% referred had sex with female sexual worker and only 40% used condom in each sexual commercial intercourse. And 12% used condom with his wife and 47% had had sex with 2 or more in the last year. Some come to prison with addictions. In this case 26% were illegal drug users (cocaine, heroin, marihuana, crack, Amphetamine). 40% drink alcohol and 3.3% are injected drug users. 15% known people living with HIV and 51% have awareness of their sexual risk. Prisoners interviewed showed deficient knowledge about HIV transmition form: some of them who know that condoms protect against AIDS also believe (41%) that AIDS can be transmitted for mosquito bite or for sharing meal with infected person (37.5%).
Conclusions: In Mexico, prisons aren't closed communities. Prisoners often arrive with many health problems such as drug addiction, infectious diseases and prisoners have different interchanges (sexual included) with free persons, that increase the imates´risk for acquire the HIV.
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