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Table 3 A univariate analysis of the factors associated with the PDSS scores
| Variable | Regression coefficient | 95% CI | Standardized coefficient | t-score | p-value | R2 |
|---|---|---|---|---|---|---|
| Disease duration | -1.346 | -2.103 to -0.589 | -0.291 | -3.517 | 0.001 | 0.085 |
| HY stage | -9.57 | -14.125 to -5.016 | -0.338 | -4.156 | 0.000 | 0.114 |
| levodopa | -0.016 | -0.031 to 0.000 | -0.171 | -2.004 | 0.047 | 0.029 |
| Daily life activity | -1.274 | -1.8 to -0.747 | -0.382 | -4.785 | 0.000 | 0.146 |
| Tremor | -1.994 | -2.965 to -1.024 | -0.331 | -4.065 | 0.000 | 0.11 |
| Rigidity | -1.918 | -2.848 to -0.988 | -0.332 | -4.08 | 0.000 | 0.11 |
| Bradykinesia | -0.913 | -1.487 to -0.338 | -0.262 | -3.142 | 0.002 | 0.069 |
| Gait/postural stability | -2.009 | -3.15 to -0.868 | -0.288 | -3.481 | 0.001 | 0.083 |
| Bulbar abnormality | -4.812 | -7.902 to -1.721 | -0.257 | -3.079 | 0.003 | 0.066 |
| Motor fluctuation | -5.135 | -8.124 to -2.146 | -0.282 | -3.398 | 0.001 | 0.079 |
| Dyskinesia | -3.18 | -7.385 to 1.476 | -0.116 | -1.351 | 0.179 | 0.013 |
