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Table 2 Odds ratios of reporting an advance directive as a factor of participant characteristics, N = 1784 (95% confidence intervals)

From: Advance directives among cognitively impaired persons who had an amyloid PET scan and their care partners: a mixed-methods study

 

Persons with Cognitive Impairment

Care Partners

 

Univariate

Multivariable

Univariate

Multivariable

Age

 Below 65

N/A

N/A

Ref

Ref

 65-74

Ref

Ref

1.30 (.95, 1.76)

1.27 (.93, 1.75)

 75-84

1.61 (1.25, 2.08)

1.53 (1.18, 1.99)

1.72 (1.22, 2.42)

1.83 (1.27, 2.63)

 85+

1.67 (.89, 3.13)

1.57 (.82, 2.98)

1.66 (.75, 3.67)

1.90 (.84, 4.29)

Gender

 Men

Ref

Ref

Ref

Ref

 Women

.66 (.52, .84)

.75 (.58, .97)

1.40 (1.09, 1.80)

1.63 (1.25, 2.12)

Race / Ethnicity

 Non-Hispanic, White

Ref

Ref

Ref

Ref

 Non-Hispanic, African  American

.21 (.10, .43)

.22 (.10, .46)

.34 (.16, .72)

.35 (.16, .76)

 Hispanic, White

.41 (.22, .80)

.47 (.24, .91)

.35 (.18, .69)

.36 (.18, .71)

 Other

.43 (.21, .87)

.44 (.21, .89)

.35 (.19, .66)

.34 (.18, .65)

Education

 Secondary or less

Ref

Ref

Ref

Ref

 Vocational / some college

1.03 (.72, 1.47)

1.05 (.73, 1.51)

1.70 (1.19, 2.44)

1.75 (1.21, 2.53)

 Bachelor’s degree

1.57 (1.07, 2.30)

1.48 (.99, 2.18)

1.60 (1.11, 2.29)

1.62 (1.12, 2.33)

 Graduate degree

1.66 (1.16, 2.36)

1.54 (1.06, 2.23)

1.97 (1.37, 2.83)

2.04 (1.41, 2.95)

Diagnostic Category

 Mild Cognitive Impairment

Ref

Ref

  

 Dementia

.90 (.69, 1.18)

.97 (.74, 1.28)

  

β-Amyloid Scan Results

 Not elevated

Ref

Ref

  

 Elevated

.85 (.65, 1.10)

.78 (.60, 1.04)