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Table 2 Association of remaining teeth with socioeconomic status after adjusting for lifestyle factors and medical history

From: Socioeconomic status and remaining teeth in Japan: results from the Toyama dementia survey

 

Crude odds

Model; odds ratio (95% confidence interval)

1

2

3

4

5

Educational attainment

  ≤ 6 years

7.65 (4.65–12.60)

3.29 (1.90–5.71)

 

2.84 (1.62–4.99)

2.79 (1.58–4.93)

3.07 (1.73–5.45)

 7–9 years

1.68 (1.26–2.26)

1.57 (1.14–2.16)

 

1.32 (0.94–1.85)

1.33 (0.94–1.87)

1.38 (0.97–1.95)

  ≥ 10 years

1.00

1.00

 

1.00

1.00

1.00

Occupation

 White-collar

1.00

 

1.00

1.00

1.00

1.00

 Blue-collar

2.50 (1.81–3.45)

 

2.16 (1.52–3.06)

1.89 (1.31–2.73)

1.91 (1.32–2.79)

1.93 (1.32–2.82)

 Both

1.47 (0.96–2.24)

 

1.50 (0.95–2.37)

1.38 (0.87–2.21)

1.39 (0.86–2.23)

1.34 (0.83–2.17)

 Other

2.21 (1.28–3.82)

 

1.76 (0.96–3.22)

1.71 (0.93–3.15)

1.69 (0.91–3.14)

1.71 (0.91–3.20)

Age

 65–74 years

1.00

1.00

1.00

1.00

1.00

1.00

 75–84 years

3.38 (2.39–4.80)

3.12 (2.18–4.46)

3.30 (2.31–4.71)

3.03 (2.12–4.35)

3.05 (2.10–4.41)

2.89 (1.98–4.22)

  ≥ 85 years

12.31 (8.23–18.41)

10.73 (6.96–16.55)

13.04 (8.57–19.83)

10.48 (6.77–16.23)

10.26 (6.53–16.12)

9.85 (6.21–15.63)

Sex

 Male

1.21 (0.92–1.59)

1.82 (1.33–2.49)

1.60 (1.17–2.19)

1.75 (1.27–2.41)

1.34 (0.77–2.32)

1.43 (0.82–2.51)

 Female

1.00

1.00

1.00

1.00

1.00

1.00

Alcohol consumption

 Current drinker

0.57 (0.41–0.78)

   

0.43 (0.28–0.67)

0.44 (0.28–0.68)

 Former drinker

1.92 (1.25–2.93)

   

1.19 (0.71–2.00)

1.18 (0.70–2.00)

 Nondrinker

1.00

   

1.00

1.00

Smoking

 Current smoker

1.59 (1.02–2.48)

   

3.79 (1.98–7.27)

4.05 (2.11–7.78)

 Former smoker

1.46 (1.07–1.97)

   

1.95 (1.14–3.34)

2.00 (1.16–3.42)

 Nonsmoker

1.00

   

1.00

1.00

Hypertension

 Yes

1.18 (0.90–1.55)

    

1.15 (0.84–1.58)

 No

1.00

    

1.00

Hyperlipidemia

 Yes

0.77 (0.53–1.12)

    

0.85 (0.56–1.31)

 No

1.00

    

1.00

Diabetes

 Yes

1.60 (1.14–2.25)

    

1.72 (1.16–2.55)

 No

1.00

    

1.00

Stroke

 Yes

1.50 (0.96–2.35)

    

1.26 (0.74–2.12)

 No

1.00

    

1.00

Angina pectoris/cardiovascular disease

 Yes

1.87 (1.22–2.86)

    

1.10 (0.68–1.80)

 No

1.00

    

1.00

Malignant tumor

 Yes

1.00 (0.65–1.54)

    

0.81 (0.50–1.33)

 No

1.00

    

1.00

Osteoporosis

 Yes

1.69 (1.13–2.54)

    

1.88 (1.16–3.05)

 No

1.00

    

1.00

  1. Model 1 was adjusted for age, sex, and educational attainment
  2. Model 2 was adjusted for age, sex, and occupation
  3. Model 3 was adjusted for age, sex, and socioeconomic status
  4. Model 4 was adjusted for age, sex, lifestyle, and socioeconomic status
  5. Model 5 was adjusted for age, sex, lifestyle, medical history, and socioeconomic status