Depression (BDI±9): |
Present | 0.4 | <0.0001 | | 54.9 | <0.0001 | | 39.0 | <0.0001 | | 31.3 | 0.0001 | | 43.6 | <0.0001 |
Absent | 0.7 | | | 76.7 | | | 16.7 | | | 40.3 | | | 52.0 | |
Mini mental score <25: |
Present | 0.2 | <0.0001 | | 51.1 | 0.007 | | 49.4 | <0.0001 | | 29.7 | 0.05 | | 40.9 | 0.006 |
Absent | 0.7 | | | 69.0 | | | 24.4 | | | 37.2 | | | 49.5 | |
Falls:2-150
|
Present | 0.4 | <0.0001 | | 58.6 | 0.006 | | 36.2 | <0.0001 | | 31.4 | 0.006 | | 46.2 | 0.3 |
Absent | 0.8 | | | 71.7 | | | 21.4 | | | 39.8 | | | 48.5 | |
Postural instability: |
Present | 0.4 | <0.0001 | | 57.2 | <0.0001 | | 33.7 | 0.001 | | 32.2 | 0.0007 | | 47.8 | 0.7 |
Absent | 0.8 | | | 77.6 | | | 18.7 | | | 42.3 | | | 46.3 | |
Change in health over the previous year:2-150
|
Improvement2-151
| 0.6 | 0.7 | | 70.5 | 0.9 | | 16.8 | 0.2 | | 36.2 | 0.8 | | 53.4 | 0.2 |
No change2-152
| 0.6 | <0.0001 | | 70.9 | <0.0001 | | 25.1 | 0.0001 | | 37.0 | 0.003 | | 48.0 | 0.1 |
Worsening2-153
| 0.3 | 0.0002 | | 49.1 | 0.0001 | | 43.4 | 0.0002 | | 30.0 | 0.01 | | 43.3 | 0.1 |
Hoehn and Yahr stage:2-153
|
I | 0.9 | | | 78.5 | | | 16.6 | | | 46.2 | | | 49.5 | |
II | 0.6 | | | 66.8 | | | 28.1 | | | 35.5 | | | 48.5 | |
III | 0.3 | | | 53.8 | | | 40.8 | | | 28.2 | | | 43.9 | |
IV/V | 0.2 | 0.0001 | | 52.0 | 0.02 | | 38.6 | 0.0001 | | 22.0 | 0.005 | | 35.3 | 0.05 |