Table 1.
Demographic and Genotypic Comparison of Exposed Seronegative and Low-Risk Study Groups
| Low producers (n = 6) | ES (n = 81) | Low-risk controls (n = 33) | p-valuea | |
|---|---|---|---|---|
| Gender | 0.359 | |||
| Male | 4 (67%) | 71 (88%) | 26 (79%) | |
| Female | 2 (33%) | 10 (12%) | 7 (21%) | |
| Sexual activity | 0.668 | |||
| Homosexual | 4 (67%) | 67 (83%) | 26 (79%) | |
| Bisexual | 0 (0%) | 1 (1.2%) | 0 (0%) | |
| Heterosexual | 2 (33%) | 13 (16%) | 7 (21%) | |
| Ethnicity | 0.054b | |||
| European-American | 5 (83%) | 76 (94%) | 26 (79%) | |
| African-American | 1 (17%) | 1 (1.2%) | 4 (12%) | |
| Latino | 0 (0%) | 3 (3.7%) | 2 (6.1%) | |
| Other | 0 (0%) | 1 (1.2%) | 1 (3.0%) | |
| Age (median, range) | 38 (25–51) | 41 (25–68) | 37 (26–55) | 0.028c |
| CCR5 genotype | 0.961d | |||
| Δ32/Δ32 | 0 (0%) | 3 (3.7%) | 1 (3.0%) | |
| WT/Δ32 | 3 (50%) | 18 (22%) | 8 (24%) | |
| WT/WT | 3 (50%) | 60 (74%) | 24 (76%) |
a
Fisher exact probability test unless otherwise noted.
b
European Americans vs. all others.
c
Mann–Whitney ranked comparison.
d
WT/Δ32 vs. WT/WT. All comparisons between ES and low-risk controls.