Table 3 Brief Memory and Executive Test (BMET) normalised individual, total performance, and index scores for the whole Small Vessel Disease (SVD) group and for those with and without cognitive impairment
SVD (whole sample) | SVD-nCI (n = 170) | SVD-CI (n = 26) | SCD-nCI vs. SVD-CI | |
|---|---|---|---|---|
Executive functioning and processing speed | ||||
Letter-number matching | 1.7 (0.6) | 1.8 (0.5) | 1.1 (0.7) | z = 5.9 (P ≤0.001), r = 0.42 |
Motor sequencing | 1.7 (0.7) | 1.8 (0.6) | 1.1 (0.9) | z = 4.6 (P ≤0.001), r = 0.33 |
Letter sequencing | 1.7 (0.7) | 1.9 (0.5) | 0.6 (0.8) | z = 8.7 (P ≤0.001), r = 0.62 |
N-L sequencing | 1.8 (0.6) | 1.9 (0.4) | 0.9 (0.8) | z = 7.9 (P ≤0.001), r = 0.56 |
Orientation and Memory | ||||
Orientation | 1.9 (0.4) | 1.9 (0.4) | 1.7 (0.6) | z = 2.3 (P = 0.02), r = 0.16 |
Five item repetition | 1.5 (0.8) | 1.7 (0.7) | 0.6 (0.9) | z = 5.8 (P ≤0.001), r = 0.41 |
Five item recall | 1.7 (0.7) | 1.8 (0.6) | 1.2 (0.9) | z = 3.7 (P ≤0.001), r = 0.25 |
Five item recognition | 1.7 (0.7) | 1.8 (0.6) | 1.4 (0.9) | z = 2.4 (P = 0.02), r = 0.17 |
Composite total score and sub-scales | ||||
BMET Total | 13.6 (2.9) | 14.4 (1.9) | 8.7 (2.8) | z = 7.4 (P ≤0.001), r = 0.53 |
BMET EF/PS | 6.9 (1.8) | 7.3 (1.2) | 3.8 (2.1) | z = 7.9 (P ≤0.001), r = 0.56 |
BMET Orient/Mem | 6.7 (1.6) | 7.1 (1.3) | 4.9 (1.9) | z = 5.6 (P ≤0.001), r = 0.40 |