Table 3:
Association of mobility scores with incident parkinsonism
| Mobility subtasks and their constituent mobility scores | Stage 1 Associations of individual mobility scores with incident parkinsonism |
Stage 2 Mobility scores within subtasks independently related to incident parkinsonism |
Stage 3 Mobility scores from 5 subtasks independently related to incident parkinsonism |
||||||
|---|---|---|---|---|---|---|---|---|---|
| HR | CI | p-value | HR | CI | p-value | HR | CI | p-value | |
| 32 ft Walk | |||||||||
| Speed | 0.59 | 0.44, 0.79 | <0.001 | 0.59 | 0.44, 0.79 | <0.001 | |||
| Cadence | 0.95 | 0.80, 1.13 | 0.575 | ||||||
| Regularity | 0.77 | 0.61, 0.97 | 0.027 | ||||||
| Stride Variability | 0.85 | 0.70, 1.04 | 0.109 | ||||||
| TUG Sit to Stand (S1) | |||||||||
| Anterior-Posterior | 0.93 | 0.75, 1.17 | 0.551 | ||||||
| Range | 1.04 | 0.81, 1.33 | 0.770 | ||||||
| Posterior | 0.69 | 0.55, 0.87 | 0.001 | 0.69 | 0.56, 0.87 | 0.001 | |||
| TUG Stand to Sit (S2) | |||||||||
| Jerk | 0.87 | 0.68, 1.11 | 0.251 | 0.73 | 0.56, 0.96 | 0.022 | |||
| Range | 1.33 | 1.04, 1.69 | 0.024 | 1.52 | 1.16, 1.98 | 0.002 | 1.49 | 1.15, 1.92 | 0.003 |
| TUG Turning | |||||||||
| Yaw | 0.58 | 0.44, 0.76 | <0.001 | 0.62 | 0.47, 0.81 | <0.001 | 0.58 | 0.43, 0.77 | <0.001 |
| Frequency | 0.98 | 0.79, 1.23 | 0.89 | ||||||
| Standing Posture | |||||||||
| Sway | 1.28 | 1.06, 1.55 | 0.011 | ||||||
Final models for each of the three stages of analyses to identify the combination of mobility scores independently related to incident parkinsonism. HR: hazard ratio; CI: confidence interval.