Baseline Characteristics of Study Participants (n = 53)
| Variable | Data |
| Mean age (y) | 37.81 (SD, 11.29) |
| Sex | |
| Male | 33 (62.26%) |
| Female | 20 (37.74%) |
| Smoking | |
| Yes | 18 (33.96%) |
| No | 35 (66.04%) |
| HIV | |
| Yes | 40 (75.47%) |
| No | 13 (24.53%) |
| Median CD 4 count (cells/μL) | 267 (range, 14–670) |
| Median viral load (copies/mL) | 12,500 (range, 41–398,238) |
CD 4 = cluster of differentiation 4.