Table 1.
Study Cohort Baseline Characteristics
| Factor | Groups |
||
|---|---|---|---|
| Monoinfection (N = 101) | Coinfection (N = 7) | Superinfection (N = 10) | |
| Age at enrollment: median years (IQR) | 31 (27–39) | 34 (27–39) | 31 (24–34) |
| Sex, no. (%) | |||
| Male | 98 (97) | 7 (100) | 10 (100) |
| Female | 3 (3) | 0 (0) | 0 (0) |
| Race, no. (%) | |||
| White | 84 (83) | 4 (57) | 8 (80) |
| Black | 7 (7) | 0 (0) | 1 (10) |
| Native American | 6 (6) | 0 (0) | 1 (10) |
| Hawaiian or Pacific Islander | 1 (1) | 2 (29) | 0 (0) |
| Asian | 1 (1) | 0 (0) | 0 (0) |
| Unknown | 2 (2) | 1 (14) | 0 (0) |
| Ethnicity, no. (%) | |||
| Hispanic or Latino | 17 (17) | 2 (29) | 2 (20) |
| Not Hispanic or Latino | 32 (32) | 3 (43) | 4 (40) |
| Unknown | 52 (51) | 2 (29) | 4 (40) |
| HIV risk factors, no. (%) | |||
| MSM | 98 (97) | 7 (100) | 10 (100) |
| Injection drug use | 4 (4) | 0 (0) | 0 (0) |
| HIV viral load: median log10 copies/mL (IQR) | 4.84 (4.13–5.38) | 4.58 (4.21–5.11) | 4.68 (3.16–4.85) |
| CD4 T-cell count: median cells/μL (IQR) | 542 (460–706) | 546 (421–706) | 543 (476–685) |
| cDNA input: median log10 copies/mL (IQR) | 3.51 (3.02–4.04) | 3.24 (3.02–3.77) | 3.34 (2.12–3.51) |
Abbreviations: cDNA, complementary DNA; HIV, human immunodeficiency virus; IQR, interquartile range; MSM, men who have sex with men.