Table 4.
Individual (Pearson r) effects of age, education and sex on global (mean z-score) and ability domains (mean ability z-score) neuropsychological performance
| HIV- | HIV+ | |
|---|---|---|
| Age Education Sex | Age Education Sex | |
| Mean Z-score | -.57 ***;.72****; -.01 | -.38 **;.55***; .14 |
| Verbal | -.41 **; .53**; -.38* | -.005;.47**; .10 |
| Executive function | -.50 ***;.55***; -.18 | -.22;.38*; .00 |
| Speed information processing | -.52 ***;.72****; -.03 | -.33*;.47**; .08 |
| Memory Learning | -.42 ***;.49****; -.11 | -.43 **;.48***; .17 |
| Memory Recall | -.41 ***;.46***; -.10 | -.51 ***;.56***; .16 |
| Working Memory | -.49 ***;.65****; -.19 | -.11;.10; .09 |
| Motor function | -.50 ***;.55***; .20 | -.38 *;.42**; .16 |
*P < 0.05; **P < 0.005; ***P < 0.001; **** P < 0.0001. Age and education influenced neuropsychological performance, and this was more pronounced in the control group. Gender did not have a significant effect on neuropsychological performance.