Table 3.
Multinomial Logistic Regression of Dependence Level.a
| ORb | P value | |
|---|---|---|
| FAQ (SD = 0.98) | ||
| Difficulty with complex tasks to independence (2-1) | 6.88 | <.001 |
| Difficulty with basic tasks to complex tasks (3-2) | 2.94 | <.001 |
| Dependent to Difficulty with basic tasks (4-3) | 3.27 | <.001 |
| Reversed MMSE (SD = 0.99) | ||
| Difficulty with complex tasks to Independence (2-1) | 2.10 | <.001 |
| Difficulty with basic tasks to complex tasks (3-2) | 1.33 | <.001 |
| Dependent to Difficulty with basic tasks (4-3) | 1.89 | <.001 |
| NPI-Q (SD = 0.98) | ||
| Difficulty with complex tasks to Independence (2-1) | 1.22 | <.001 |
| Difficulty with basic tasks to complex tasks (3-2) | 1.06 | .051 |
| Dependent to Difficulty with basic tasks (4-3) | 1.17 | <.001 |
Abbreviations: ADC, Alzheimer’s disease Center; MMSE, Mini-Mental State Examination; FAQ, functional activities questionnaire; NPI-Q, Neuropsychiatric Inventory questionnaire; OR, odds ratio; SD, standard deviation.
a Complete data analysis of 14 522 respondents. All analyses controlled for age, age squared, sex, years of education, and ADC.
b Standardized coefficients adjust for the difference in scale and are interpreted as the increased likelihood of being at a higher level of dependence for 1 SD increase.