TABLE 4.
Demographics for Cohort 3.
| Measure | Category | No. | Mean | Std. dev | p-value Φ |
| Age | All | 155 | 68.5 | 5.0 | |
| HPER | 44 | 69.2 | 5.0 | 0.24 | |
| LPER | 111 | 68.2 | 4.8 | ||
| Gender (%F) | All | 155 | 47% | ||
| HPER | 44 | 52.3% | 0.42 § | ||
| LPER | 111 | 45.05% | |||
| Disease duration (years) | All | 155 | 6.0 | 3.8 | |
| HPER | 44 | 6.75 | 4.6 | 0.11 | |
| LPER | 111 | 5.65 | 3.4 | ||
| Hoehn and Yahr | All | 153 | 2.0 | 0.6 | |
| HPER | 43 | 2.2 | 0.7 | 0.001 | |
| LPER | 110 | 1.9 | 0.5 | ||
| MDS-UPDRS I | All | 148 | 11.1 | 5.5 | |
| HPER | 42 | 12.4 | 6.4 | 0.07 | |
| LPER | 106 | 10.56 | 4.9 | ||
| MDS-UPDRS II | All | 184 | 10.5 | 6.0 | |
| HPER | 42 | 12.43 | 6.8 | 0.01 | |
| LPER | 106 | 9.7 | 5.5 | ||
| MDS-UPDRS III | All | 154 | 35.6 | 10.5 | |
| HPER | 44 | 40.9 | 10.7 | <0.0001 | |
| LPER | 110 | 33.5 | 9.7 | ||
| MDS-UPDRS III Postural Stability Gait | All | 154 | 2.4 | 1.6 | |
| HPER | 44 | 2.9 | 1.8 | <0.01 | |
| LPER | 110 | 2.2 | 1.5 | ||
| MDS-UPDRS III Q 10–14 | All | 154 | 4.1 | 2.8 | |
| HPER | 44 | 4.8 | 3.2 | 0.04 | |
| LPER | 110 | 3.8 | 2.5 | ||
| MDS-UPDRS IV | All | 153 | 4.8 | 3.7 | |
| HPER | 43 | 4.3 | 3.8 | 0.32 | |
| LPER | 110 | 5.0 | 3.7 | ||
| MDS-UPDRS Total | All | 147 | 62.3 | 17.7 | |
| HPER | 41 | 71.0 | 19.4 | 0.0002 | |
| LPER | 106 | 59.0 | 15.8 | ||
| PDQ 39 | All | 150 | 28.3 | 18.1 | |
| HPER | 43 | 34.8 | 21.3 | 0.006 | |
| LPER | 107 | 25.9 | 15.9 | ||
| MoCA | All | 155 | 26.2 | 2.3 | |
| HPER | 44 | 26.1 | 2.5 | 0.6 | |
| LPER | 111 | 26.3 | 2.3 | ||
| NMS Quest | All | 150 | 9.2 | 5.0 | |
| HPER | 43 | 9.7 | 5.9 | 0.48 | |
| LPER | 107 | 9.0 | 4.5 |
Φp-Value of two-sided t-test comparing high and low error groups (HPER vs. LPER), except for gender (§ Chi-squared test). Measures with significant differences between HPER and LPER are bold.
Note that “n” represents the total number of subjects for whom values were available.