Likelihood of using RHST among MSM in Argentina.

<p>¹Frequency of “Very Probably”, “Probably”, “Improbably”, and “Very Improbably” vary due to missing data.</p

Factors associated with buying RHST at pharmacy for use at home among MSM in Argentina.

<p>Factors associated with buying RHST at pharmacy for use at home among MSM in Argentina.</p

Factors associated with probable suicidal ideation and probable suicidal action following HIV-positive results on a RHST among MSM in Argentina.

<p>Factors associated with probable suicidal ideation and probable suicidal action following HIV-positive results on a RHST among MSM in Argentina.</p

Demographic characteristics of 500 MSM recruited through RDS (weighted values).

a<p> <b>Age, education, and monthly income were analyzed as continuous variables (prior to collapsing into categories, if applicable) by ANOVA.</b></p>b<p> <b>Categories are not mutually exclusive so may sum to more than 100%.</b></p>c<p> <b>“North Zone” was excluded from the Chi-square test, due to empty or low N cells.</b></p>d<p> <b>“Married”/“Other” were compared to “Single” in Chi-square test.</b></p>e<p> <b>“Obra social”/“Pre-paid” were compared to “None” in Chi-square test.</b></p

Referral networks generated by RDS (N = 500).

<p>Key: Large circle  =  seed; red  =  HIV infected; blue  =  HIV uninfected Note: <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0027447#pone-0027447-g001" target="_blank">Figure 1</a> was generated with unweighted values.</p

Yield of 16 seeds enrolled in RDS (unweighted data).

<p>Yield of 16 seeds enrolled in RDS (unweighted data).</p

Sexual behavior over the past two months by sexual orientation.

<p> <b>Since each contrast involves 8 comparisons, p values less than 0.006 are significant.</b></p

Number of STIs according to type of partner.

<p>MM: participants whose sexual partners did not include women; MMW: participants whose sexual partners included women. Note: the total column includes men who could not be placed in either group due to missing data.</p

Association between HIV and other STIs according to type of partner.

<p>Association between HIV and other STIs according to type of partner.</p

Association between HIV and other STIs.

<p>Association between HIV and other STIs.</p