Table 2.
Uncorrected correlation coefficients (Pearson’s for the normal-distributed and Spearman for the not-normal-distributed datasets) r between all mobility measures and cognitive measures (* p < .05; ** p < .01)
| HOTAP.A | HOTAP.B | AWT | AWH | GSS | GSC | |
|---|---|---|---|---|---|---|
| AGT | .192 | .249* | .407** | .441** | −.045 | .168 |
| Distance | .240* | .258* | .319** | .360** | .075 | .222* |
| Life-space | .345** | .241* | .315** | .412** | −.011 | .183 |
| AR-max | .292** | .185 | .228* | .345** | −.001 | .174 |
| iTUG | −.320** | −.273* | −.256* | −.303** | −.182 | −.198 |
| Stride length | .321** | .241* | .149 | .259* | .197 | .157 |
| Stride velocity | .321** | .326** | .273* | .303** | .202 | .270* |
| Cadence | .110 | .153 | .171 | .139 | −.032 | .104 |
| Turn: duration | −.164 | −.069 | −.294** | −.353** | −.219* | −.106 |
| Turn: NOS | −.078 | .001 | −.197 | −.257* | −.205* | −.093 |
| Turn: Peak velocity | .134 | .112 | .357** | .384** | .308** | .228* |
| StS: ROM-Trunk | .067 | .132 | .371** | .352** | .173 | .285* |
| StS: Peak velocity | .108 | .073 | .167 | .133 | −.010 | .156 |
| Tts: Peak velocity | .181 | .198 | .483** | .513** | .214* | .241* |
AWT Attention window total (along all axes), AWH Attention window horizontal, GSS Grid-Span simple, GGC Grid-Span complex, AGT active and gait time, AR-max maximum action range, iTUG instrumented Timed Up-and-Go test, Turn: NOS number of steps during the 180° turn, StS: ROM-Trunk range of motion of the trunk during the sit-to-stand transition, StS: Peak velocity peak velocity during the sit-to-stand transition, Tts: Peak velocity peak velocity during the Turn-to-Sit transition