Table 3 Adjusted OR in multivariable logistic regression models for poor oral health–related quality of life (N = 7702)

Gender

 Male

1

 Female

0.959

0.727

1.267

Age (years)

 50–64

1

 65–74

1.509^**

1.069

2.129

 75 and above

1.676^**

1.162

2.418

Marital status

 Married/ Cohabitation

1

 Single/ Widowed/ Divorced

1.307

0.990

1.725

Health literacy

 High health literacy

1

 Medium health literacy

1.784^**

1.177

2.702

 Low health literacy

2.496^***

1.628

3.828

ADL

 No disability

1

 One disability and above

2.712^***

1.898

3.875

Stroke history

 NO

1

 Yes

2.138^***

1.442

3.170

Depression

 No depression

1

 Had depression

3.277^***

2.482

4.328

Cognitive function impairment

 No cognitive impairment

1

 Cognitive impairment

1.154

0.813

1.640