Table 3.
Summary of the Demographic Variables, Neuropsychological Test Scores, and r Coefficients from the Principal Component Factor Analysis
| Variable | r | Mean | SD | Range |
|---|---|---|---|---|
| Age | 45.30 | 19.53 | 18–82 | |
| Education | 14.57 | 2.21 | 10–21 | |
| Sex (F:M) | 58:33 | |||
| HADS-anxiety | 6.07 | 3.28 | 0–14 | |
| HADS-depression | 3.00 | 2.62 | 0–11 | |
| Factor 1: nonverbal associative learning and memory | ||||
| BVMT—delayed | 0.906 | 50.86 | 10.07 | 20–67 |
| BVMT—immediate | 0.838 | 50.05 | 10.63 | 20–69 |
| WAIS: digit symbol copy | 0.644 | 56.13 | 12.21 | 30–80 |
| Factor 2: executive attention | ||||
| TMT-A | 0.791 | 51.35 | 9.59 | 20–70 |
| TMT-B | 0.732 | 52.71 | 11.78 | 13–81 |
| WASI: matrix reasoning | 0.542 | 56.65 | 10.02 | 23–74 |
| Letter (FAS) fluency | 0.509 | 49.81 | 9.97 | 29–77 |
| Factor 3: attention/language | ||||
| WAIS: digit span total | 0.884 | 52.80 | 9.50 | 33–80 |
| Category (animal) fluency | 0.643 | 49.14 | 9.98 | 28–72 |
| Factor 4: verbal memory | ||||
| HVLT—delayed | 0.902 | 44.35 | 10.18 | 21–63 |
| HVLT—immediate | 0.893 | 42.93 | 9.76 | 20–66 |
All neuropsychological test data represent standardized T scores (education and/or age corrected).