Table 2.
Means of mean values of the included studies on healthy controls and on cognitive impairment.
| Healthy controls (13 studies, n = 4,108) | Cognitive impairment cognitive impairment (24 studies, n = 909) | ||||
|---|---|---|---|---|---|
| Mean | SD | Mean | SD | Value of p** | |
| Walk ratio (cm/step/min) | 0.56 | 0.06 | 0.52 | 0.06 | 0.022 |
| Gait speed (m/s) | 1.20 | 0.18 | 0.99 | 0.19 | ≤0.001 |
| Age | 73.56 | 4.61 | 77.38 | 3.34 | 0.003 |
| MMSE* (0–30) | 28.76 | 0.73 | 22.64 | 3.92 | ≤0.001 |
*MMSE, minimal mental state examination; **differences analyzed using independent sample t-tests.