Table 1.
Characteristics of the study population by HIV status.
| Characteristics | No. (%) | ||
|---|---|---|---|
| HIV-positive | HIV-negative | Overall | |
| No. of men | 285 | 340 | 625 |
| Erectile dysfunction | 119 (42%) | 109 (32%) | 228 (36%) |
| Age (years) | |||
| Median (IQR) | 60 (55–66) | 64 (59–70) | 62 (57–68) |
| <50 | 28 (10%) | 17 (5%) | 45 (7%) |
| 50–54 | 39 (14%) | 32 (9%) | 71 (11%) |
| 55–59 | 73 (26%) | 59 (17%) | 132 (21%) |
| 60–64 | 63 (22%) | 70 (21%) | 133 (21%) |
| 65–69 | 52 (18%) | 74 (22%) | 126 (20%) |
| ≥70 | 30 (11%) | 88 (26%) | 118 (19%) |
| Race and ethnicity | |||
| Black | 73 (26%) | 35 (10%) | 108 (17%) |
| Hispanic | 38 (13%) | 21 (6%) | 59 (9%) |
| white | 174 (61%) | 284 (84%) | 458 (73%) |
| BMI, median (IQR) | 26 (23–30) | 27 (24–30) | 26 (24–30) |
| Waist girth, median (IQR), cm | 98 (90–109) | 100 (91–109) | 100 (90–109) |
| Current diabetes | 44 (15%) | 42 (12%) | 86 (14%) |
| Current hypertension | 173 (61%) | 189 (56%) | 362 (58%) |
| Current cigarette smoking | 56 (20%) | 30 (9%) | 86 (14%) |
| Cumulative cigarette smoking pack-years, median (IQR) | 0 (0–0.8) | 0 (0–0) | 0 (0–0) |
| Current stimulant use | 39 (14%) | 13 (4%) | 52 (8%) |
| Cumulative stimulant use years, median (IQR) | 0 (0–0.7) | 0 (0–0) | 0 (0–0) |
| Current antidepressant use | 62 (22%) | 52 (15%) | 114 (18%) |
| Cumulative antidepressant use years, median (IQR) | 0 (0–3.7) | 0 (0–1.8) | 0 (0–2.5) |
| Current alcohol drinkinga | |||
| None | 70 (25%) | 55 (16%) | 125 (20%) |
| Low/moderate | 1 (0–1) | 1 (0–1) | 1 (0–1) |
| Moderate/heavy | 47 (16%) | 49 (14%) | 96 (15%) |
| Binge | 11 (4%) | 11 (3%) | 22 (4%) |
| Cumulative alcohol drinking years, median (IQR) | 12.5 (2.2–49.2) | 21.4 (3.8–88.9) | 16.3 (3–68.8) |
| Current testosterone use | 43 (15%) | 23 (7%) | 66 (11%) |
| Cumulative testosterone use years, median (IQR) | 0 (0–0.5) | 0 (0–0) | 0 (0–0) |
| Current sexual-enhancing drug use | 66 (23%) | 68 (20%) | 134 (21%) |
| Cumulative sexual-enhancing drug use years, median (IQR) | 0.5 (0–5) | 0.5 (0–4) | 0.5 (0–4.5) |
| Current HAART use | 271 (95%) | ||
| Cumulative HAART use years, median (IQR) | 11.9 (10.5–12.3) | ||
| HIV RNA ≥200 copies/ml | 13 (5%) | ||
| % CD4-positive cells, median (IQR) | 35.5 (29.7–41) | ||
BMI, body mass index; HAART, highly active antiretroviral therapy; HIV, human immunodeficiency virus; IQR, interquartile range. aLow/moderate drinking = 1–2 drinks/day or 3–4 drinks/day no more than once a month; moderate/heavy drinking = 3–4 drinks/day more than once a month or 5 or more drinks/day less than once a month; and binge drinking = 5 or more drinks/day at least once a month.