| Non-SCD group | SCD– group | SCD+ group |
---|
N
| 2098 | 319 | 253 |
SCD-Q MyCog | 4.35 (4.06) | 10.39 (5.66)* | 14.04 (5.41)*,** |
SCD-Q TheirCog | 2.78 (2.44) | 4.02 (4.03)* | 6.39 (5.25)*,** |
MBT-TPR | 24.29 (4.26) | 23.89 (4.48) | 22.52 (4.98)*,** |
MBT-TFR | 16.74 (4.93) | 16.36 (4.90) | 14.51 (5.11)*,** |
MBT-TDFR | 17.14 (3.02) | 16.68 (5.42) | 14.67 (5.23)*,** |
MBT-TDPR | 24.11 (4.41) | 23.75 (4.62) | 22.23 (5.17)*,** |
WAIS—Coding | 66.67 (14.6) | 65.63 (14.91) | 59.64 (13.90)* |
WAIS—Visual Puzzles | 13.55 (4.30) | 12.90 (4.12) | 12.26 (3.90) |
WAIS—Digit Span Total | 24.93 (5.11) | 24.66 (5.33) | 23.86 (5.58) |
WAIS—Matrix Reasoning | 16.77 (4.35) | 16.31 (4. 51) | 15.41 (4.48) |
WAIS—Similarities | 22.34 (4.64) | 21.67 (4.80) | 21.74 (4.73) |
- Data presented as mean (standard deviation)
- SCD-Q Subjective Cognitive Decline Questionnaire, SCD subjective cognitive decline, non-SCD not self-reporting cognitive decline, SCD– SCD with ≤ 3 SCDplus features, SCD+ SCD with > 3 SCDplus features, SCDplus subjective cognitive decline plus, MyCog questions to participant, TheirCog questions to informant, MBT Memory Binding Test, TPR total paired recall, TFR total free recall, TDFR total delayed free recall, TDPR total delayed paired recall, WAIS Wechsler Adult Intelligence Scale, APOE apolipoprotein E
- *p < 0.05 as compared to non-SCD
- **p < 0.05 as compared to SCD–. Analysis of variance and post-hoc Tukey test for SCD-Q; pairwise (Least Significant Difference) analysis of covariance with age, education, sex, number of APOE ε4 alleles, anxiety, and depression as covariates for cognitive outcomes