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Table 6 Multivariate analysis of determinants of FTs

From: Greater inequalities in dental caries treatment than in caries experience: a concentration index decomposition approach

Variable

β

P value

95% CI

Gender

Male

Base category

   

Female

0.30

0.03

− 0.13

0.73

Type of household

Non-agricultural family

Base category

   

Agricultural family

− 0.53

0.02

− 0.99

− 0.08

Age

35–44 years

Base category

   

65–74 years

− 0.73

0.00

− 1.09

− 0.38

Education

Low education level

Base category

   

Medium education level

0.51

0.16

− 0.30

1.32

High education level

0.25

0.55

− 0.59

1.10

Consumption of desserts

No

Base category

   

Yes

0.03

0.36

− 0.29

0.36

Consumption of sugared beverages

No

Base category

   

Yes

− 0.26

0.19

− 0.73

0.21

Time of last dental visit

Never visit dentist

Base category

   

Visited dentist 1 year ago

2.70

0.00

1.88

3.51

Visited dentist 6–12 months ago

3.46

0.00

2.59

4.33

Visited dentist within last 6 months

3.18

0.00

2.42

3.93

Toothpick use

No

Base category

   

Yes

0.75

0.00

0.55

0.94

Flossing

No

Base category

   

Yes

0.38

0.41

− 0.28

1.05

Reimbursement for dental treatment

No

Base category

   

Yes

− 0.08

0.64

− 0.61

0.46

Urban employee basic medical insurance system

No

Base category

   

Yes

− 0.45

0.13

− 1.03

0.13

Urban resident medical insurance system

No

Base category

   

Yes

− 0.78

0.01

− 1.21

− 0.35

The new-type rural medical collaboration system

No

Base category

   

Yes

− 0.91

0.18

− 1.68

− 0.14

Self-rated oral health

Self-rate oral health as low

Base category

   

Self-rate oral health as Medium

0.00

0.51

− 0.32

0.32

Self-rate oral health as High

− 0.29

0.46

− 0.52

− 0.07

Oral health knowledge

Low scores on oral health knowledge

Base category

   

High scores on oral health knowledge

− 0.20

0.46

− 0.85

0.45

Oral health attitude

Low scores on oral health attitude

Base category

   

High scores on oral health attitude

0.25

0.10

− 0.09

0.60

Chronic disease

No

Base category

   

Yes

0.31

0.10

− 0.06

0.67

Log household income

0.04

0.04

− 0.28

0.35