Table 2 Logistic regression analysis of factors associated with Alzheimer’s disease
Variable | Logistic regression model | |
|---|---|---|
OR | 95 % CI | |
Amalgam fillings | ||
None | 1.000 | - |
Yes | 1.105 | 1.025-1.190 |
Age | 1.087 | 1.083-1.090 |
Sex | ||
Female | 1.031 | 0.976-1.088 |
Male | 1.000 | - |
Income (NT$) | ||
Dependent | 1.374 | 1.287-1.466 |
1–20,000 | 1.287 | 1.195-1.386 |
20,001-40,000 | 1.000 | - |
>40,000 | 1.175 | 0.883-1.565 |
Region | ||
Area 1 (Taipei) | 0.735 | 0.675-0.800 |
Area 2 (Northern) | 1.000 | - |
Area 3 (Central) | 1.127 | 1.032-1.232 |
Area 4 (Southern) | 1.226 | 1.120-1.341 |
Area 5 (Kao-Ping) | 0.734 | 0.672-0.821 |
Area 6 (Eastern) | 0.732 | 0.609-0.880 |