Table 3. Multivariable Logistic Regression Model Adjusting for All Matching Variables (N = 17 107).
| Variable | OR (95% CI) | P valuea |
|---|---|---|
| Intercept | 0.09 (0.06-0.14) | |
| Age (10 y) | 1.36 (1.30-1.44) | <.001 |
| Sex | ||
| Female | 1.20 (1.12-1.28) | <.001 |
| Male | 1 [Reference] | NA |
| Education | ||
| Doctorate | 1.11 (0.93-1.32) | .24 |
| Master’s degree | 1.24 (1.06-1.45) | .009 |
| Bachelor’s degree | 1.24 (1.07-1.44) | .004 |
| Some college or associate’s degree | 1.05 (0.91-1.21) | .51 |
| High school (including equivalency) | 1.12 (0.97-1.29) | .11 |
| <High school | 1 [Reference] | NA |
| Living arrangement | ||
| Patient lives with at least 1 other person | 1.19 (1.09-1.29) | <.001 |
| Patient lives alone | 1 [Reference] | NA |
| History of hypertension | ||
| Yes | 0.94 (0.88-1.01) | .08 |
| No | 1 [Reference] | NA |
| History of diabetes | ||
| Yes | 0.68 (0.62-0.74) | <.001 |
| No | 1 [Reference] | NA |
| Family history of dementia | ||
| Yes | 1.36 (1.27-1.47) | <.001 |
| No | 1 [Reference] | NA |
| Impairment level | ||
| Dementia | 1.93 (1.81-2.07) | <.001 |
| MCI | 1 [Reference] | NA |
| Race and ethnicity | ||
| Asian | 0.47 (0.37-0.59) | <.001 |
| Black | 0.71 (0.60-0.84) | <.001 |
| Hispanic | 0.68 (0.59-0.79) | <.001 |
| White | 1 [Reference] | NA |
Abbreviations: MCI, mild cognitive impairment; NA, not applicable; OR, odds ratio.
a
P values are from the Wald test.