Table 1.
Cohort characteristics.
| Uninfected controls | ART-suppressed HIV+a | |||||
|---|---|---|---|---|---|---|
| Younger (≤35) | Older (≥50) | Younger (≤35) | Older (≥50) | |||
| n | 21 | 21 | 22 | 28 | ||
| Age (mean,range) | 27 (22–35) | 58 (50–72) | 28 (22–33) | 58 (50–76) | ||
| Sex (%M/F) | 100/0 | 100/0 | 100/0 | 86/14 | ||
| Ethnicity (C/B/A/O)b | 15/3/3/0 | 11/6/3/2 | 17/3/1/0 | 18/10/0/0 | ||
| CD4 count (cells/mm3, mean, range)c | 611 (89–1,362) | 719 (246–1,216) | ||||
| ART duration (years) | Mean | n | Mean | n | ||
| 0–5 | – | – | 2.2 | 19 | 2.9 | 17 |
| 5–10 | – | – | 6.2 | 3 | 6.8 | 6 |
| >10 | – | – | – | 0 | 16.5 | 5 |
| Nadir CD4 count (cells/mm3) | Mean | n | Mean | n | ||
| 0–250 | – | – | 159 | 6 | 133 | 9 |
| 251–500 | – | – | 339 | 11 | 311 | 12 |
| >501 | – | – | 649 | 5 | 680 | 6 |
a
Undetectable HIV-1 viral loads for ≥ 6months;
b
Caucasian/Black/Asian/other;
c
Values within 1 year of enrollment.