Sample size and demographic characteristics of the cohort
| HIV+ | HC | MCI | |
|---|---|---|---|
| No. of participants | 19 | 13 | 19 |
| HAND-MND diagnosis | 5 | – | – |
| Age (mean) (minimum, maximum) (yr) | 66.31 ± 3.09 (61, 72) | 69.28 ± 4.73 (60, 74) | 65.83 ± 4.19 (59, 74) |
| Years of education (mean) | 16.74 ± 2.26 | 16.38 ± 2.69 | 16.47 ± 2.93 |
| Sex | 18 M, 1 F | 13 M, 0 F | 19 M, 0 F |
| HIV variables | |||
| CD4 count (mean) (cells/mm3) | 651.17 ± 223.98 | – | – |
| CD4 nadir (mean) | 208.65 ± 176.35 | – | – |
| Years since diagnosis (mean) | 21.5 ± 7 | – | – |
| Undetectable viral load (% of participants) | 100% | – | – |
| Cerebrovascular risk factors | |||
| Myocardial infarct (No.) (%) | 1 (5.2%) | 0 (0%) | 0 (0.0%) |
| Stroke (No.) (%) | 0 (0%) | 1 (7.7%) | 0 (0.0%) |
| Diabetes (No.) (%) | 2 (10.5%) | 0 (0.0%) | 0 (0.0%) |
| History of smoking (No.) (%) | 10 (52.6%) | 8 (61.5%) | 8 (42.1%) |
| Hypertension history (No.) (%) | 9 (47.3%) | 4 (30.8%) | 7 (36.8%) |
| Hypercholesterol history (No.) (%) | 11 (57.9%) | 11 (84.6%) | 11 (57.9%) |
Note:— – indicates a variable which is inapplicable to the subject group.