Table 1.
Homophily and Preferential Recruitment in the RDS-Net Study for the Traits of Sex, Crack Cocaine Use, and Homelessness Among Injection Drug Users in Hartford, Connecticut, During 2012–2013.
| Trait | Homophily | Preferential Recruitment | ||
|---|---|---|---|---|
| h | Ih | p | Ip | |
| Sex | 0.2638 | −0.7027, 0.8292 | 0.00397 | −0.190, 0.534 |
| Crack cocaine use | 0.2711 | −0.6918, 0.8231 | −0.00051 | −0.272, 0.453 |
| Homelessness | −0.2154 | −0.7179, 0.8242 | 0.04527 | −0.221, 0.504 |
Abbreviations: h, homophily; p, preferential recruitment; RDS, respondent-driven sampling.
a Point values are given first, followed by identification intervals Ih and Ip, for h and p, respectively, obtained by using only the information observed in the recruitment portion of the study.