Table 2.
Results of the growth factor estimates with regard to baseline groups
| Immediate recall |
Delayed recall |
Word fluency |
Working memory |
MMSE |
||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Estimate | P-value | Estimate | P-value | Estimate | P-value | Estimate | P-value | Estimate | P-value | |
| Intercept | ||||||||||
| CO vs. SCD-C | −0.352 | .080 | −0.073 | .004 | 0.015 | .947 | 0.040 | .315 | −0.010 | .869 |
| CO vs. SCD+C | −0.389 | .000 | −0.252 | .000 | −0.313 | .034 | 0.026 | .376 | 0.064 | .125 |
| SCD- vs SCD+C | −0.504 | .020 | −0.271 | .029 | −0.713 | .020 | 0.019 | .732 | 0.132 | .118 |
| Slope | ||||||||||
| CO vs. SCD-C | −0.352 | .008 | −0.093 | .060 | 0.018 | .915 | −0.017 | .218 | −0.110 | .005 |
| CO vs. SCD+C | −0.410 | .000 | −0.157 | .000 | −0.130 | .238 | −0.008 | .359 | −0.180 | .000 |
| SCD- vs. SCD+C | 0.412 | .024 | −0.182 | .044 | −0.267 | .233 | −0.007 | .742 | −0.246 | .000 |
| Quadratic slope | ||||||||||
| CO vs. SCD-C | 0.027 | .354 | 0.051 | .358 | −0.029 | .404 | ∗ | ∗ | ||
| CO vs. SCD+C | 0.035 | .079 | 0.014 | .142 | −0.027 | .246 | ||||
| SCD- vs SCD+C | 0.033 | .393 | 0.014 | .451 | −0.024 | .606 | ||||
Abbreviations: CO, controls (without subjective cognitive decline); SCD-C, SCD (subjective cognitive decline) without concerns; SCD+C, SCD with concerns; MMSE, Mini-Mental State Examination.
NOTE. In all cognitive domains, P-values are corrected for age, gender, education, depression, and apolipoprotein ε4 genotype.
Bold text indicates significant group contrasts.
∗
Only linear slope was fitted to the data.