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Cluster size was defined as the number of ties each individual had others in the cluster. Participants were asked a series of questions which would allow for the construction of both a sexual and confidant network. Family network proportion and HIV risk among Black men who have sex with men. Pairwise genetic distances of HIV-1 pol sequences were collected during — Contrary to past findings, we found depression to be associated with a lower likelihood of being a member of a transmission cluster. Epidemiological study of phylogenetic transmission clusters in a local HIV-1 epidemic reveals distinct differences between subtype B and non-B infections. We then determined demographic and risk attributes associated with both membership in an HIV transmission cluster and the number of ties to the sequences from other persons in the cluster.

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Cluster membership was a dichotomous measure indicating membership in an HIV transmission cluster.

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In each type of network, network degree was utilized as a continuous variable. Past studies have shown that social networks of HIV-positive black MSM exhibit a preponderance of family members and relatives. Results Of 86 available sequences, 31 The majority of participants with sequence data did not have health insurance 42,

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