Table 1 Sociodemographic and clinical variables at the baseline for each group (LPDf; LPDm; RPDf; RPDm; HCf; HCm)
LPDf (n = 74) | LPDm (n = 105) | RPDf (n = 71) | RPDm (n = 163) | HCf (n = 70) | HCm (n = 126) | K–W/Chi2 | |
|---|---|---|---|---|---|---|---|
Age in years (mean ± SD) | 60.16 (± 10.71) | 60.53 (± 9.55) | 61.13 (± 8.35) | 62.79 (± 9.75) | 59.37 (± 11.70) | 61.62 (± 10.92) | 0.103 |
Education in years (mean ± SD) | 15.19 (± 3.20) | 15.58 (± 2.80) | 15.31 (± 3.02) | 15.74 (± 3.00) | 15.49 (± 2.72) | 16.35 (± 2.95) | 0.088 |
Race [White; Black; Asian; other] (in %) | 91.89; 0; 2.70; 5.41 | 91.43; 2.86; 3.81; 1.90 | 90.14; 2.81; 1.41; 5.63 | 95.71; 0; 0; 4.29 | 91.43; 4.29; 1.43; 2.86 | 92.86; 5.56; 0; 1.59 | 0.031 |
Age of onset in years (mean ± SD) | 58.13 (± 10.94) | 58.61 (± 9.90) | 58.87 (± 8.73) | 60.84 (± 9.93) | – | – | 0.070 |
Age at diagnostic in years (mean ± SD) | 59.58 (± 10.68) | 60.05 (± 9.60) | 60.52 (± 8.36) | 62.22 (± 9.68) | – | – | 0.078 |
Initial symptom (at diagnosis) | |||||||
Resting tremor | No: 17.57% | No: 26.67% | No: 25.35% | No: 17.79% | No: 100.00% | No: 100.00% | 0.230 |
Yes: 82.43% | Yes: 73.33% | Yes: 74.65% | Yes: 82.21% | Yes: 0.00% | Yes: 0.00% | ||
Rigidity | No: 29.73% | No: 19.05% | No: 32.39% | No: 20.86% | No: 100.00% | No: 100.00% | 0.095 |
Yes: 70.27% | Yes: 80.95% | Yes: 67.61% | Yes: 79.14% | Yes: 0.00% | Yes: 0.00% | ||
Bradykinesia | No: 16.22% | No: 11.43% | No: 22.54% | No: 20.25% | No: 100.00% | No: 100.00% | 0.186 |
Yes: 83.78% | Yes: 88.57% | Yes: 77.46% | Yes: 79.75% | Yes: 0.00% | Yes: 0.00% | ||
Postural instability | No: 91.89% | No: 92.38% | No: 94.37% | No: 94.48% | No: 100.00% | No: 100.00% | 0.833 |
Yes: 8.11% | Yes: 7.62% | Yes: 5.63% | Yes: 5.52% | Yes: 0.00% | Yes: 0.00% | ||
Other | No: 79.73% | No: 87.62% | No: 81.69% | No: 84.66% | No: 100.00% | No: 100.00% | 0.500 |
Yes: 20.27% | Yes: 12.38% | Yes: 18.31% | Yes: 15.34% | Yes: 0.00% | Yes: 0.00% | ||