| race/ethnicity as a risk factor for hiv-1 infection among connecticut intravenous drug users. | this cross-sectional study of 341 entrants to drug abuse treatment in four connecticut cities in 1986-1987 evaluated whether demographic, behavioral, viral serologic, or economic differences explained the disproportionate risk of human immunodeficiency virus type 1 (hiv-1) infection among black and hispanic intravenous drug users (ivdus), relative to non-hispanic white ivdus. blacks [odds ratio (or) = 9.0, 95% confidence interval (ci) = 5.1-15.9] and hispanics (or = 4.1, 95% ci = 1.9-8.8) were a ... | 1989 | 2795451 |