Table 1.
Demographic, immunological, and virological characteristics of human immunodeficiency virus-infected study participants.
| Long-term non-progressor | Progressors | |
|---|---|---|
| Number of subjects | 34 | 58 |
| Median age (years) | 38.5 | 35 |
| IQR | (35–45) | (31–39) |
| Male/female | 11/23 | 34/24 |
| Years of seropositivity (mean and range) | 10.8 years (7–19 years) | – |
| CD4 count at the testing visit (cells/mm3) [median and IQR] | 699 (632–942) | 409 (315–456) |
| Mann–Whitney U-test p < 0.0001 | ||
| Plasma viral load at testing visit (RNA copies/ml) [median and IQR] | 2,174 (422–9,799) | 17,148 (5,543–87,100) |
| Mann–Whitney U-test < 0.0003 | ||
| Number of viremic controllers (viral load <2,000 RNA copies/ml) | 12 | 0 |
| Number of non-viremic individuals (viral load >2,000 RNA copies/ml) | 22 | 58 |