From: Motor imagery of gait: a new way to detect mild cognitive impairment?
Tertiles of TUG delta time | P-Value† | ||||||
---|---|---|---|---|---|---|---|
Lowest (n = 22) | Intermediate (n = 22) | Highest (n = 22) | Overall | Lowest versus intermediate | Lowest versus highest | Intermediate versus highest | |
Age (years), mean ± SD | 71.4 ± 5.9 | 71.1 ± 6.4 | 76.3 ± 7.0 | 0.028 | 0.621 | 0.026 | 0.019 |
Female, n (%) | 14 (63.6) | 15 (68.2) | 15 (68.2) | 0.934 | - | - | - |
Cognitive status, n (%) | |||||||
CHI | 10 (45.5) | 12 (54.5) | 2 (9.1) | 0.013 | 0.650 | 0.014 | 0.004 |
MCI | 6 (27.3) | 7 (31.8) | 10 (45.5) | 0.173 | - | - | - |
Mild-to-moderate ADRD | 5 (22.7) | 3 (13.6) | 6 (27.3) | 0.335 | - | - | - |
MMSE score (/30), mean ± SD | 26.5 ± 4.6 | 28.2 ± 2.3 | 23.6 ± 5.2 | 0.001 | 0.168 | 0.016 | <0.001 |
Timed Up & Go test, mean ± SD | |||||||
pTUG (seconds) | 9.8 ± 2.6 | 9.1 ± 1.6 | 15.0 ± 9.3 | <0.001 | 0.354 | 0.005 | <0.001 |
iTUG (seconds) | 10.1 ± 2.9 | 6.6 ± 1.3 | 5.5 ± 1.9 | <0.001 | <0.001 | <0.001 | 0.018 |
TUG Delta time* (%) | -2.3 ± 15.8 | 31.2 ± 11.1 | 84.9 ± 25.5 | <0.001 | <0.001 | <0.001 | <0.001 |