Table 3.
Results of two-way analysis of variance on gait parameters in older adults with normal cognition and mild cognitive impairment
| Variable | Condition | Main effect | Between group effect | Interaction (group×condition) | ||
|---|---|---|---|---|---|---|
|
| ||||||
| No priority | Gait priority | Cognitive priority | ||||
| Gait velocity (cm/sec) | <0.001 | 0.002 | ||||
| Normal | 91.97±8.87 | 88.84±7.09 | 87.71±7.88 | 0.005 | ||
| MCII | 72.86±18.45 | 54.38±24.62 | 57.46±18.01 | |||
|
| ||||||
| Gait variability (%) | 0.009 | < 0.001 | ||||
| Normal | 4.49±0.19 | 5.31±3.21 | 12.07±6.12 | 0.122 | ||
| MCI | 11.21±6.80 | 25.48±12.95 | 24.29±14.16 | |||
|
| ||||||
| Dual task cost to gait velocity | <0.001 | 0.003 | ||||
| Normal | 13.00±7.81 | 15.96±6.31 | 17.02±7.55 | 0.004 | ||
| MCI | 26.95±13.58 | 45.48±20.11 | 42.39±18.89 | |||
|
| ||||||
| Dual task cost to gait variability | 0.010 | <0.001 | ||||
| Normal | 61.83±43.56 | 111.47±115.27 | 334.49±229.46 | 0.134 | ||
| MCI | 359.12±255.27 | 944.11±534.21 | 895.49±565.32 | |||
Values are presented as mean±standard deviation.
MCI, mild cognitive impairment.