Table 3.
Multivariate multiple regression analysis showing factors affecting performance in different cognitive tests
| semantic fluency | phonemic fluency | immediate memory recall | delayed memory recall | memory recognition | Naming | constructive praxis | CERAD-Score | |
|---|---|---|---|---|---|---|---|---|
| β (95% CI) | β (95% CI) | β (95% CI) | β (95% CI) / | β (95% CI) | β (95% CI) | β (95% CI) | β (95% CI) | |
| Age (years) | – 0.07** (– 0.12– – 0.02) | – 0.148*** (– 0.189– – .107) | – 0.080*** (– 0.102– – 0.057) | – 0.051*** (– 0.068, – 0.035) | 0.03*** (– 0.046– – 0.014) | – 0.014 (– 0.029– 0.001) | – 0.395*** (– 0.494– – 0.296) | |
| Years of education | 0.541*** (0.327– 0.756) | 0.428*** (0.259– 0.597) | 0.196* (0.019– 0.373) | 0.115* (0.026– 0.014) | 0.152*** (0.083–0.220) | 0.142*** (0.076, 0.207) | 1.107*** (0.678– 1.535) | 0.152*** (0.083– 0.220) |
| Sex (male vs. female) | 0.821*** (0.366– 1.277) | – 0.620*** (– 0.929, – 0.310) | ||||||
| Hemoglobin (g/dl) | 0.627** (0.241– 1.041) | |||||||
| Depression(vs. no depression) | – 1.062** (– 1.825– – 0.299) | – 0.541 (.– 1.107– 0.025) | – 4.313* (– 7.786, – 0.839) | |||||
| Arterial hypertension (vs. Normotension) | – 0.403 (– .806, 0) | |||||||
| Smoking (pack– year) | 1.146** (0.316– 1.976) | 0.264 (– 0.050–0.577) | ||||||
| TIA / Stroke | – 2.902 (– 5.938– 0.135) |
β: unstandardized regression coefficient; 95% CI: confidence interval;; *p < .05; **p < .01; ***p < .001