scholarly journals Epidemiological and molecular characteristics of HIV-1 infection among female commercial sex workers, men who have sex with men and people living with AIDS in Paraguay

2008 ◽  
Vol 41 (3) ◽  
pp. 225-231 ◽  
Author(s):  
Nicolas Aguayo ◽  
Victor Alberto Laguna-Torres ◽  
Margarita Villafane ◽  
Alma Barboza ◽  
Liliana Sosa ◽  
...  

An HIV seroprevalence and molecular study was conducted among 935 subjects: 723 female commercial sex workers, 92 men who have sex with men and 120 HIV-positive volunteers. The reported injection drug use rates were 0.7% in female commercial sex workers and 3% in men who have sex with men. Sexually transmitted infections were reported in 265 (37%) of the female commercial sex workers and 38 (41%) of the men who have sex with men. A total of 20 (2.8%) female commercial sex workers and 12 (13%) men who have sex with men became HIV infected during the study period. A history of sexually transmitted infection increased the risk of subsequent HIV infection twofold (adjusted odds ratio of 2.5) among the female commercial sex workers, while cocaine use had an adjusted odds ratios of 6.61 among men who have sex with men. From 130 samples, and based on heteroduplex mobility assaying for the env gene, with sequencing of part of pol and/or full genomes, subtype B was the predominant subtype identified (66%); followed by subtype F (22%) and subtype C (4%). Recombinant CRF12-BF strains were identified in 6% and CRF17_BF was identified in 2%.

2007 ◽  
Vol 2 (1) ◽  
pp. 17-24 ◽  
Author(s):  
Rathavuth Hong

We examined sociodemographic characteristics, knowledge, behavior, and attitude of men who had sex with commercial sex workers (CSWs) in Kenya. About 15% of the men had sex with CSWs. Men who had two or more partners, were away from home five or more times in the past year, and used condoms consistently with their last three partners were likely to have had sex with CSWs (odds ratio [OR] = 2.70, p = .000; OR = 1.43, p = .044; OR = 2.50, p = .000, respectively). Men with better knowledge of HIV/AIDS prevention methods were likely to have had sex with CSWs (OR = 1.62, p = .004). As expected, having had sex with CSWs was associated with higher risk of sexually transmitted infection (OR = 3.62, p = .000). This unexpected association between knowledge and behavior could be bidirectional or reverse causality. Nonetheless, knowledge in prevention has not been translated to practice and change in behavior. These processes require continuous efforts, including assertive campaigns on sexual practices and behaviors.


2000 ◽  
Vol 27 (6) ◽  
pp. 358-362 ◽  
Author(s):  
Sepehr N. Tabrizi ◽  
Steven Skov ◽  
Verapol Chandeying ◽  
Jatuporn Norpech ◽  
Suzanne M. Garland

2001 ◽  
Vol 12 (10) ◽  
pp. 665-669 ◽  
Author(s):  
E Coughlan ◽  
A Mindel ◽  
C S Estcourt

Social stigma and taboo limit current understanding of sexual behaviours and epidemiology of sexually transmitted infections (STIs) in clients of commercial sex workers/prostitutes. We designed a study to determine risk behaviours and prevalence of STIs in a group of sexual health clinic attending male clients of female commercial sex workers (FCSWs) in Sydney, and to compare these characteristics with men who denied any commercial sexual contact. Eight hundred and ninety cases and 2670 controls were included. Clients of FCSWs were older, more likely to be married and of non-English speaking background than controls. Clients had more sexual partners but reported more condom usage than controls. Prevalence of STIs at presentation was lower in clients than controls but clients were more likely to report STIs in the past than controls. HIV prevalence was low in both groups.


1997 ◽  
Vol 87 (6) ◽  
pp. 1012-1015 ◽  
Author(s):  
F Uribe-Salas ◽  
M Hernández-Avila ◽  
C J Conde-González ◽  
L Juárez-Figueroa ◽  
B Allen ◽  
...  

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