Table 1.
Characteristics of Study Participants at Four US Sites: Baltimore, Boston, Chicago, Philadelphia
| Females |
Males |
|
|---|---|---|
| N = 25 | N = 24 | |
| Study participation characteristics | ||
| Site of recruitment | ||
| Boston | 6 (24) | 6 (25) |
| Philadelphia | 10 (40) | 9 (37) |
| Baltimore | 4 (16) | 4 (17) |
| Chicago | 5 (20) | 5 (21) |
| Lost to follow-up/ended study early | 10 (40) | 10 (42) |
| Sociodemographics | ||
| Age at enrollment (median/IQR) (years) | 35 (32–38) | 41.5 (36–48) |
| Race/ethnicity | ||
| Non-Hispanic black | 16 (64) | 15 (62) |
| Non-Hispanic white | 4 (16) | 5 (21) |
| Hispanic/Latina | 3 (12) | 3 (12) |
| Asian | 2 (8) | 1 (4) |
| Education and employment | ||
| Some high school | 2 (8) | 5 (21) |
| High school | 5 (20) | 9 (37) |
| Some college | 4 (16) | 2 (8) |
| College | 8 (32) | 5 (21) |
| Graduate school | 6 (24) | 3 (12) |
| Currently employeda | 21 (84) | 18 (75) |
| Relationship information | ||
| Time in relationship (median/IQR) (months) | 48 (12–102) | |
| Married | 14 (56) | 14 (54) |
| Has children | 8 (33) | 10 (42) |
| Number of children (median/IQR) | 1.5 (1–2) | 3 (2–4) |
| Has children with current partner | 2 (25) | 2 (10) |
| Clinical characteristics at enrollment | ||
| Illicit drug use in the past year | 5 (20) | 5 (23) |
| CD4 count (/μL) (median/IQR) (n = 23) | — | 569 (485.5–734.5) |
| Viral load (copies/mL) (range) (n = 22) | — | <20–70 |
| Participants with <100 copies/mL (HIV RNA level) (n = 22) | — | 22 (100) |
| Sperm motility percentage (median/IQR) (n = 6)b | — | 66 (41.25–80.5) |
Data presented as median (IQR) or n (%).
a
Full-time and part-time employment.
b
Two additional participants reported normal results from semen analysis, but we were not able to validate with medical records.
IQR, interquartile range.