Table 1.
Demographic characteristics of subject groups
| Group | Sex | Age (years) | Education (years) | WTAR IQ* | Dementia Rating Scale | Disease Duration (years) | SES† |
|---|---|---|---|---|---|---|---|
| CTRL (n = 37) | 19 M, 18 F | 61.4 | 16.4 | 116.4 | 140.8 | 22.7 | |
| (8.8) | (2.5) | (9.5) | (2.0) | n/a | (10.5) | ||
| 45 to 77 | 12 to 21 | 84 to 126 | 137 to 144 | 11 to 47 | |||
| HIV (n = 42) | 25 M, 17 F | 60.0 | 14.2 | 98.1 | 136.7 | 25.1 | 37.7 |
| (7.0) | (2.2) | (20.2) | (5.9) | (7.8) | (14.6) | ||
| 47 to 78 | 10 to 19 | 59 to 125 | 114 to 144 | 6 to 40 | 11 to 69 | ||
| PD (n = 41) | 26 M, 15 F | 66.0 | 16.7 | 113.1 | 138.5 | 5.2 | 20.4 |
| (7.5) | (2.0) | (10.5) | (3.6) | (3.0) | (8.2) | ||
| 49 to 79 | 12 to 21 | 84 to 126 | 129 to 144 | 2 to 14 | 11 to 40 | ||
| Group differences | p = .001 | p = .0001 | p = .001 | p = .002 | p = .0001 | p = .0001 | |
| Post hoc 2 group comparisons | PD> CTRL, HIV | HIV < CTRL, PD | HIV < CTRL, PD | HIV, PD < CTRL | HIV> PD | HIV> CTRL, PD |
HIV, HIV infection; PD, Parkinson’s disease, and CTRL, controls (mean, standard deviation, range).
*
WTAR – Wechsler Test of Adult Reading.;
†
SES – Socioeconomic Status (higher scores = lower SES).