Table 2.
Hazard ratio for dementia with different variables.
| Variable | Adjusted HRa (95% CI) | p |
|---|---|---|
| Age, years | 1.10 (1.09–1.11) | <0.001 |
| Gender | ||
| Female | 1.00 | |
| Male | 0.98 (0.81–1.19) | 0.839 |
| Hypertension | 1.23 (1.00–1.51) | 0.047 |
| Diabetes mellitus | 1.64 (1.30–2.07) | <0.001 |
| Hyperlipidemia | 0.70 (0.52–0.93) | 0.014 |
| Ischemic heart disease | 0.95 (0.74–1.22) | 0.693 |
| PD/depression | ||
| Without PD/without depression | 1.00 | |
| Without PD/with depression | 1.55 (1.06–2.25) | 0.024 |
| With PD/without depression | 3.29 (2.66–4.06) | <0.001 |
| With PD/with depression | 2.77 (1.88–4.08) | <0.001 |
Note. PD = Parkinson's disease, HR = hazard ratio, % = percentage, CI = confidence interval, and p = p value. aAdjusted HR: adjusted for age, gender, hypertension, diabetes mellitus, hyperlipidemia, and ischemic heart disease.