Table 2.
Results of univariate analyses and screened the factors related to PD
| Factors | Control group | PD group | χ2/Fisher’s exact test | P-value |
|---|---|---|---|---|
| Age, years | 81.97 | 82.85 | 10.188 | 0.015 |
| Physical exercise | 83.1% | 69.3% | 29.800 | <0.001 |
| Mean duration of daily exercises | 14.5% | 8.5% | 15.149 | 0.001 |
| Reading | 90.3% | 80.7% | 19.729 | <0.001 |
| Take part in social activities | 37.4% | 25.9% | 13.674 | 0.001 |
| Keep small animals like fish or birds | 17.1% | 10.1% | 8.367 | 0.015 |
| Watch television, listen to broadcasts | 93.2% | 88.2% | 8.265 | 0.015 |
| History of alcohol consumption | 45.4% | 47.8% | 10.832 | 0.026 |
| History of hypotension | 3.2% | 6.2% | 7.243 | 0.027 |
| History of essential tremor | 1.3% | 7.5% | 39.167 | <0.001 |
| History of depression | 1.3% | 4.4% | 10.781 | 0.003 |
| History of anemia | 3.7% | 7.5% | 7.261 | 0.024 |
| Family history of dementia | 1.3% | 2.7% | 10.886 | 0.024 |
| Family history of PD | 0.3% | 2.2% | 26.022 | <0.001 |
| Family history of essential tremor | 0.3% | 0.9% | 9.941 | 0.034 |
| History of migraine | 4.3% | 6.6% | 8.564 | 0.012 |
| History of coronary artery disease | 68.9% | 76.8% | 6.608 | 0.031 |
Notes: Age, 50th percentile; mean daily exercise duration, over 2 hours daily as a standard.
Abbreviation: PD, Parkinson’s disease.