Table 4.
Proportion of variance in cognitive performance (%) for verbal fluency (VFA), word list memory (WLM), word list recall (WLR) and word list savings(WLS) explained by age, education and gender
| Total effect size of age, education, gender | Age, independent effect |
Education, independent effect |
Gender, independent effect |
|
|---|---|---|---|---|
| Whole sampleVFA | 15.8 | 4.3 | 5.1 | |
| WLM | 31.2 | 11.2 | 5.0 | 3.2 |
| WLR | 28.2 | 11.3 | 3.5 | 2.2 |
| WLS | 12.3 | 4.8 | 1.5 | 0.5 |
|
Subpopulation VFA |
<55years 5.2 |
0.6 | 4.0 | |
| WLM | 11.0 | 0.5 | 4.9 | 0.03 |
| WLR | 8.2 | 0.1 | 2.7 | 0.2 |
| WLS | 3.8 | 1.0 | 0.9 | 0 |
|
Subpopulation VFA |
≥55years 17.2 |
5.4 | 7.4 | |
| WLM | 27.8 | 10.7 | 6.7 | 4.6 |
| WLR | 22.0 | 8.1 | 5.6 | 3.7 |
| WLS | 7.3 | 2.1 | 2.4 | 0.9 |